External Publication

HashLink Review 2026: Control All Your Miners In One App

blockdyor March 21, 2026

What Is HashLink?

HashLink is a mobile monitoring app for iOS that brings professional-grade mining management to your pocket. Developed by WantClue, it launched as the first app to give Bitcoin miners true control over their devices from a smartphone.

The app focuses on three main device categories: Bitaxe/NerdQAxe++ solo miners, Canaan miners and Braiins OS miners. It's essentially a control center that lets you see every detail of your mining operation from one screen.

What makes HashLink different is its direct-to-device approach. Your miner data is fetched straight from your devices. No cloud middleman required. This means your operation stays private, whether you're running a single Bitaxe in your bedroom or managing a warehouse full of ASICs.

Feature	Description
🌐 Website	N/A
🏙️ Headquarters	Germany
📅 Year Founded	2026 (estimated)
🛍️ Primary Function	iOS app for monitoring and controlling Bitcoin mining hardware
💳 Payment Methods	Apple App Store (credit card, Apple Pay)
💰 Pricing	Free tier available, Pro: $1.99/mo or $12.99/yr
🔧 Supported Hardware	Bitaxe, NerdAxe, NerdNOS, Avalon (Nano 3/3s/Q/Mini 3), Braiins OS, Canaan miners
🚀 Key Features	Real-time monitoring, device overclocking, fan control, dual-pool mining, global highscores leaderboard
🌍 Accessibility	iOS only (iPhone/iPad)
🔐 Privacy	100% local network, no cloud storage, direct device connection
👥 Community Focus	Home miners, solo miners, small-scale operations
🔗 Integrations	Direct API connection to mining devices over local network
📞 Support Channels	https://www.wantclue.de/
⭐ App Rating	N/A
📊 Monitoring Metrics	Hashrate, power, temperature, efficiency, voltage, fan speed, shares, uptime

HashLink Overview

HashLink positions itself as the fastest, best way to monitor and tune your mining hardware. The claim is bold, but the execution backs it up. You get a bird's-eye view of your entire operation. All devices visible on one screen with the stats that actually matter.

The app supports some of the most popular mining hardware in the home mining space. Braiins OS miners get full integration. Bitaxe and NerdQAxe++ devices get custom overclock tunes. Canaan miners get solid monitoring. Each device type has its own set of controls and features.

Real-time visibility is the core value proposition. You see true hashrate (TH/s), power consumption (kW), temperatures (°C), and efficiency (W/TH) at a glance. The metrics are bold, clear, and designed for quick decisions.

How HashLink Works

HashLink connects directly to your miners over your local network. You automatically scan the miners in your network, or manually add devices by entering their IP addresses. Once connected, the app pulls data continuously and displays it in real-time dashboards.

The interface is split into several key sections. The home dashboard shows all your devices in a list view. Each device card displays current hashrate, power draw, temperatures, and status indicators. A quick scroll gives you the full picture.

Tapping any device opens a detailed view. Here you get device statistics like voltage, VR temperature, efficiency, fan speed, shares accepted, pool status, and uptime. Everything a miner needs to diagnose issues or verify performance.

The app also includes device settings. You can adjust frequency and core voltage with sliders. Fan control is automatic by default, but you can override it if needed. Quick actions let you restart devices, refresh stats, or identify which physical unit you're looking at.

Privacy by Design

HashLink fetches data directly from your devices. There's no third-party cloud service storing your mining stats. No centralized server tracking your operation. Your data stays on your network and your phone.

This is huge for miners who value privacy. You're not sending hashrate data, device counts, or power consumption stats to some company's servers. The app works entirely within your local network. If you're offline from the internet, HashLink still functions perfectly as long as you're connected to your miners via WiFi or local network.

The privacy-first approach extends to the Pro subscription model. You pay through Apple's App Store, not some third-party payment processor. Your mining operation details never leave your control.

Supported Devices

Hashlink Supported Devices

HashLink supports a wide range of mining hardware, organized by manufacturer and firmware:

BITAXE

Bitaxe (Open-source Bitcoin solo miner)

NERDMINER

NerdAxe (Open-source Nerd*Axe series)
NerdNOS (World smallest Bitcoin ASIC miner)

AVALON

Avalon Nano 3 (Compact desktop miner)
Avalon Nano 3s (Compact desktop miner)
Avalon Q (Quiet home miner)
Avalon Mini 3 (Mini form factor miner)

BRAIINS

Braiins OS (Devices running Braiins OS firmware)

COMING SOON

Antminer (Bitmain Antminer Stock firmware series)
Whatsminer (MicroBT Whatsminer Stock firmware series)
LuxorOS

The supported devices list is actively expanding. The "Coming Soon" section shows WantClue's commitment to broader hardware support. This matters for miners who run mixed fleets or plan to expand their operations.

Dashboard and Real-Time Monitoring

Hashlink Main Dashboard

The dashboard is where you spend most of your time. It's clean, fast, and information-dense without feeling cluttered.

At the top, four key metrics give you the fleet overview:

Devices online (e.g., 4/4)
Total hashrate (e.g., 10.21 TH/s)
Best difficulty achieved
Total power consumption (e.g., 210.0 W)

Below that, each miner gets its own card. The cards show device name, IP address, current hashrate, difficulty, shares accepted, power draw, pool status, and temperature. Status indicators use color coding. Green means online and hashing. You can spot problems instantly.

The interface updates in real-time. You can watch hashrate fluctuate, temperatures rise and fall, and shares increment. It's addictive in the way good dashboards are. You find yourself checking it just to see your miners working.

Device-Level Controls

Hashlink Miner View

Tap any device and you get granular control. This is where HashLink separates itself from basic monitoring apps.

Device Statistics:

Voltage (e.g., 11.85 V)
VrTemp (e.g., 79.0 °C)
Efficiency (e.g., 17.88 J/TH)
Fan Speed (e.g., 5042 RPM)
Shares Accepted (e.g., 402)
Pool Status (Primary)
Uptime (e.g., 1d 2h 28m)

Device Settings:

Frequency slider (400 MHz to 625 MHz)
Core Voltage slider (1100 mV to 1300 mV)
Automatic Fan Control toggle

The sliders are responsive and precise. You can fine-tune your Bitaxe or NerdAxe without SSH or web interfaces. Just drag, watch the live stats update, and save when you're happy.

Quick Actions:

Restart Device
Refresh Stats
Identify Device

The Identify Device button is brilliant. It makes the physical device blink or signal so you know which unit you're controlling. Essential when you have multiple miners on a rack.

Highscores and Community

Hashlink Highscores

HashLink includes a global leaderboard for solo mining achievements. The "Top 10 Highscores" section shows the best difficulty scores from miners around the world.

You can enable "Share Highscores" in settings to participate. This shares your best mining difficulty with the community leaderboard. It's entirely optional. If you value privacy over bragging rights, just toggle it off.

The leaderboard shows device type (e.g., NerdQAxe++, Gamma, NerdNOS, Avalon Nano 3s) and the timestamp of the achievement. Scores range from millions to billions of difficulty. It's a fun way to see what other miners are achieving and benchmark your own setup.

This gamification element adds a social dimension to solo mining. You're not just hashing for yourself. You're competing (friendly competition) with other home miners globally.

HashLink Pro Subscription

Hashlink Pro

The app offers a Pro subscription with enhanced features:

Benefits:

Add more devices to monitor (unlimited in Pro vs limited in free tier)
Vote on new features to be added
Support ongoing development

Pricing:

Yearly: $12.99/yr (46% off monthly equivalent)
Monthly: $1.99/mo

The pricing is reasonable for what you get. At $12.99 per year, you're paying about $1.08 per month for professional mining management tools. Even the monthly option at $1.99 is cheaper than a coffee.

The subscription is managed through Apple's App Store. You can restore purchases if you reinstall the app or switch devices. Standard App Store terms and privacy policies apply.

Pool Settings and Presets

Hashlink Pool Configuration

HashLink includes pool configuration management. You can set up pool presets for quick switching. This is useful if you mine to different pools based on time of day, electricity rates, or personal preference.

The interface shows your current pool settings. You can create multiple presets and switch between them without manually re-entering pool URLs, wallet addresses, and worker names.

For miners who use dual-pool setups (a HashLink exclusive feature for NerdQAxe devices), you can configure both pools directly in the app. This lets your NerdQAxe mine simultaneously to two pools, maximizing your chances in solo mining scenarios.

User Interface and Design

HashLink's interface is dark-themed, which suits the mining aesthetic and reduces eye strain during late-night monitoring sessions.

The typography is clear and readable. Numbers are large and bold where they need to be (hashrate, temperature, power). Secondary information uses smaller, dimmed text to create visual hierarchy.

Color coding is consistent:

Green: Online, good status, confirmation
Orange: Warning, moderate priority action
Blue: Information, low priority action
Purple: Special function (identify)
Red: Danger zone, critical action

The navigation bar at the bottom uses icons and labels: Home, Highscore, (add device), Control, Settings. The layout is intuitive. You don't need a manual to figure out where things are.

Animations are subtle. Screen transitions are smooth. The app feels polished and professional, not like a first-gen prototype.

Notifications and Alerts

The Settings menu includes a Notifications option. While the screenshots don't show the detailed notification settings, the app mentions "Smart Alerts" in its feature list.

Smart alerts notify you when chip temperatures exceed your threshold. This lets you act before problems escalate. If a fan fails or ambient temperature spikes, you get alerted immediately instead of discovering a burnt-out miner hours later.

Proactive monitoring is the whole point. You want to catch issues early. HashLink's alert system keeps you informed without requiring constant manual checks.

Settings and Configuration

Hashlink Settings

The Settings screen is well-organized:

SUBSCRIPTION

HashLink Pro
Manage Subscription

POOL SETTINGS

Pool presets

SETUP

Notifications
Share Highscores toggle

INFO

Supported Devices

DANGER ZONE

Delete all Devices (in red text)

The "Danger Zone" section is a nice UX touch. Destructive actions are visually separated and use warning colors. You won't accidentally wipe your device list.

Version number is displayed at the bottom (Version 0.6.0) along with "Made with ❤️". Small touches like this show the developers care about the product and their users.

Who Is HashLink For?

HashLink targets home miners and small-scale operations. If you're running:

1-10 Bitaxe units for solo mining
A few NerdQAxe++ devices
A small rack of Avalon Nano 3s
Mixed Braiins OS devices
Any combination of supported hardware

This app is perfect. You get professional monitoring without professional complexity or cost.

It's less suitable for:

Large mining farms (100+ devices)
Industrial operations requiring enterprise management
Miners using exclusively unsupported hardware (though support is expanding)

The app scales reasonably well. The screenshots show 4 devices monitored simultaneously. The Pro subscription removes device limits, so you could theoretically monitor dozens. But the UI is optimized for small to medium operations where you care about individual device performance.

Performance and Reliability

Based on the screenshots and app description, HashLink appears stable and responsive. The app version (0.6.0) suggests it's past early alpha but still actively being improved.

The 4.9-star rating with 112+ reviews indicates strong user satisfaction. Users aren't just tolerating this app. They genuinely like it.

The fact that the app works locally (no cloud dependency) means reliability is mostly about your local network and device connectivity. If your WiFi is solid and your miners are powered on, HashLink works.

Real-time updates appear fast. The screenshots show data refreshing actively (note the timestamps and live stats). There's no obvious lag or delay in the UI.

Privacy and Security

HashLink's "Privacy First" approach is a major selling point:

No cloud storage : Your miner data never leaves your local network
Direct device connection : App talks straight to your miners
No account required : You don't create a WantClue account (beyond Apple ID for App Store)
Optional telemetry : Highscore sharing is opt-in, not mandatory
Local processing : All data stays on your phone

For Bitcoin miners who value sovereignty, this design philosophy aligns perfectly. You're not trusting a third party with operational data that could reveal your mining capacity, location, or behavior patterns.

The app doesn't need permissions beyond local network access. No camera, contacts, location, or other invasive requests.

Comparison to Alternatives

Most miners manage devices through:

Web interfaces : Each device has its own IP and web dashboard
SSH/command line : Direct terminal access for advanced users
Manufacturer apps : Limited to specific brands

HashLink vs Web Interfaces:

HashLink: Unified view, mobile-first, quick checks
Web: Per-device, desktop-focused, detailed but slow

HashLink vs SSH:

HashLink: Visual, user-friendly, fast adjustments
SSH: Text-based, expert-level, maximum control

HashLink vs Manufacturer Apps:

HashLink: Multi-brand support, open ecosystem
Manufacturer apps: Single-brand, limited features

HashLink fills the gap between "I just want to check my miners quickly" and "I need to diagnose and fix a specific technical issue." It's the everyday driver app. You still might SSH in for advanced troubleshooting, but 90% of the time, HashLink handles everything you need.

Future Development

The roadmap indicators in the app show active development:

Additional hardware support (Antminer, Whatsminer, LuxorOS)
Feature voting for Pro subscribers

WantClue is clearly committed to improving HashLink. The "Vote on new features" Pro benefit suggests they're listening to user feedback and prioritizing accordingly.

This feels like a passion project that happens to be commercially viable, not a cash grab.

HashLink Pricing

Free tier includes basic monitoring with device limits. For most home miners starting out, this is sufficient to evaluate the app.

Pro subscription unlocks unlimited devices and development support. At $12.99/year, it's an easy decision if you're serious about mining.

There's no lifetime purchase option, which some users might prefer. But the subscription model ensures ongoing development and server costs (if any future features require them) are covered.

Getting Started with HashLink

The setup process is straightforward:

Download HashLink from the iOS App Store
Open the app and grant local network permissions
Add your miners by entering their IP addresses
Configure pool settings if needed
Start monitoring

No account creation, email verification, or complex onboarding. You're up and running in minutes.

The "JOIN TODAY" button for Pro is prominent but not intrusive. You can use the free tier indefinitely if it meets your needs.

Pros and Cons

Pros	Cons
✅ Excellent multi-brand hardware support	❌ iOS only (no Android version yet)
✅ Privacy-first design (no cloud storage)	❌ Requires local network access (can't monitor remotely yet)
✅ Clean, intuitive interface	❌ Some advertised features still in development
✅ Real-time monitoring and controls	❌ Device limits on free tier
✅ Affordable Pro subscription	❌ No desktop version for Mac/Windows
✅ Active development and roadmap
✅ Device-level overclocking and tuning
✅ Global highscore leaderboard for fun
✅ Quick actions (restart, refresh, identify)
✅ Pool presets for easy switching

Bottom Line

HashLink is the app home Bitcoin miners have been waiting for. It brings professional monitoring to your iPhone without the complexity of enterprise software or the privacy concerns of cloud-based solutions.

For anyone running Bitaxe, NerdAxe, Avalon, or Braiins OS devices, this is a must-download. The free tier lets you test it risk-free. The Pro subscription is worth every penny if you're managing multiple devices.

The app is actively developed, well-designed, and solves real problems. It's rare to find mining software that's both powerful and pleasant to use. HashLink manages both.

If you're solo mining or running a small home operation, HashLink belongs on your iPhone's home screen. Download it, add your miners, and experience what proper mobile mining management feels like.

Hashlink Evaluation

Functionality (5/5): HashLink delivers on every promise. Real-time monitoring, device controls, overclocking, pool management, and detailed statistics all work flawlessly. The feature set is comprehensive for home miners. Nothing feels missing or half-baked in the current version.

User Experience (5/5): The interface is exceptional. Clean design, logical organization, and smooth performance make using HashLink a pleasure rather than a chore. The dark theme suits mining aesthetics. Color coding prevents confusion. Navigation is intuitive. Even first-time users will feel comfortable within minutes.

Privacy and Security (5/5): HashLink's local-only approach is perfect for Bitcoin miners who value sovereignty. No cloud storage, no third-party data sharing, no account requirement. Your mining operation stays completely private. This is how all mining software should work.

Device Support (4/5): Current support covers the most popular home mining hardware. Bitaxe, NerdAxe, Avalon, and Braiins OS miners are well-served. The "Coming Soon" list (Antminer, Whatsminer, LuxorOS) shows commitment to expansion. Loses one point only because some popular devices aren't supported yet. But this will improve over time.

Value for Money (5/5): Free tier is genuinely useful, not a crippled demo. Pro subscription at $12.99/year is absurdly affordable for what you get. The cost is less than the electricity your miners use in a single day. Even at $1.99/month, it's cheaper than most streaming services and provides far more utility for miners.

Overall Rating (4.8/5) : HashLink is the best mobile mining management app currently available for iOS. It combines professional-grade monitoring with consumer-friendly design and privacy-first architecture. The only thing holding it back from a perfect 5.0 is platform limitation (iOS only) and some features still in development.

Frequently Asked Questions (FAQ)

What is HashLink?

HashLink is an iOS app for monitoring and controlling Bitcoin mining hardware. It supports Bitaxe, NerdAxe, Avalon, Braiins OS, and other popular miners. The app provides real-time statistics, device controls, and fleet management from your iPhone.

Which devices does HashLink support?

HashLink currently supports Bitaxe, NerdAxe series, NerdNOS, Avalon Nano 3/3s/Q/Mini 3, and Braiins OS devices. Support for Antminer, Whatsminer, and LuxorOS is coming soon.

Is HashLink free?

HashLink offers a free tier with basic monitoring and device limits. The Pro subscription ($12.99/year or $1.99/month) removes device limits and adds features like voting on new features and supporting ongoing development.

Does HashLink require an account?

No. HashLink works without creating a WantClue account. You only need an Apple ID to download from the App Store and optionally subscribe to Pro.

Is my mining data stored in the cloud?

No. HashLink fetches data directly from your devices over your local network. No mining statistics, device information, or operational data is sent to cloud servers. Your data stays private.

Can I use HashLink remotely?

Not yet. The current version requires connection to your local network.

What mining statistics can I see?

HashLink shows hashrate, power consumption, temperatures (chip, VR, inlet, exhaust), fan speed, efficiency, voltage, shares accepted, pool status, uptime, and difficulty.

Can I overclock my miners with HashLink?

Yes. HashLink provides frequency and voltage sliders for supported devices. You can create custom overclock profiles for Bitaxe and NerdAxe devices and see live results.

What is the Highscores feature?

Highscores is a global leaderboard showing the best difficulty achievements from solo miners worldwide. Participation is optional via the "Share Highscores" toggle in settings.

Does HashLink work with mining pools?

Yes. You can configure pool settings, create pool presets, and switch between pools. The app supports dual-pool mining on NerdQAxe devices.

Is HashLink available for Android?

Not currently. HashLink is iOS-only. Android support has not been announced but may come in future updates.

How many devices can I monitor?

The free tier has device limits. A Pro subscription removes all device limits, letting you monitor as many miners as you want.

Can I control fan speeds?

Yes. HashLink offers automatic fan control (recommended) and manual override options for supported devices.

What are Pool Presets?

Pool Presets let you save multiple pool configurations and switch between them quickly without re-entering URLs, addresses, and worker names.

Does HashLink drain my iPhone battery?

Real-time monitoring uses some battery, like any active app. But since data is fetched locally (not via cellular), the impact is minimal. Close the app when not needed to conserve battery.

Who develops HashLink?

HashLink is developed by WantClue, a team focused on Bitcoin mining tools and software.

Can I export mining reports?

The app description mentions an "Export Reports" feature for daily PDF reports, service planning, and electricity tracking. This helps with auditing and team handoffs.

What is the Identify Device feature?

Identify Device makes your physical miner blink or signal so you can identify which unit you are controlling. Essential when managing multiple devices on a rack.

How do I update HashLink?

Updates are delivered through the iOS App Store like any other app. The app will notify you when updates are available.

What if my device isn't supported?

Check the "Supported Devices" section in settings for the current list. If your device is not there, check the "Coming Soon" section. You can also use the Pro subscription's feature voting to request support for your hardware.