BLine Mobile vs Bitaxe Baller
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BLine Mobile
Easily create visual comparisons of text changes from your mobile device. This tool is ideal for reviewing documents, discussing edits, or sending feedback. It also offers an extension for blacklining directly from other applications.
- Create blacklines from electronic or paper text
- Review documents and discuss changes
- Send comments and feedback
- Extension for blacklining from other apps
- Mobile document comparison tool
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BLine allows you to create blacklines—a common way of showing changes between two texts—from anywhere on your iOS device. The source text can be electronic or paper. A handy tool when reviewing documents, discussing changes, or sending comments. Also adds an extension that allows blacklining from other apps. For the terms of use, please see https://bsparrow.com/terms_of_use.html.
Bitaxe Baller
This companion app provides a live, remote view of your Bitcoin miners. It requires a separate desktop application to be installed and configured first. Monitor hashrate, power draw, efficiency, and device-specific metrics securely from your phone.
- Live fleet view
- Per-device drill-down
- Severity-colored device cards
- Pool and stratum readout
- Recent events log
- Biometric unlock
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IMPORTANT — Bitaxe Baller for iOS is a companion viewer for the Bitaxe Baller desktop application. It does NOT work as a standalone tool. You need to install Bitaxe Baller on your home Mac, Windows PC, or Umbrel server FIRST (free download at bitaxeballer.com), add your Bitaxe miners there, enable Remote Access in the desktop's Pro panel, and then pair this iOS app to that desktop install. Without a paired desktop, this app has nothing to show. If you already run the desktop app at home, this companion app brings the live view to your phone. No port forwarding, no VPN, no fixed IP. The desktop app on your home network opens an outbound connection to relay.bitaxeballer.com; the iOS app talks to the same relay and is routed to your devices using your license key as the credential. The relay does dumb routing only — all product logic stays on your local install. WHAT THE APP SHOWS • Live fleet view — total hashrate, total power draw, average efficiency in J/TH, online count. Updates every five seconds. • Per-device drill-down — tap any device card for live metrics, rolling averages (1-minute through 1-hour), recent hashrate chart, ASIC and VR temperature charts. • Severity-colored cards — green for stable, yellow for elevated temps or HW errors climbing, red for critical (overheating, offline, error rate over five percent). • Pool and stratum readout — primary and fallback URLs, suggested difficulty, fallback flag, current pool difficulty. • Recent events — tuning changes, restarts, pool changes. SECURITY • Face ID or Touch ID fires on every cold launch — your license key never sits in a webview-readable place without biometric unlock first. • 24-hour session tokens, signed server-side. Revokable instantly by turning off remote access in the desktop app. • No analytics, no tracking, no third-party SDKs. The app makes exactly three network calls: POST /login at startup with your license key, a WebSocket connection to relay.bitaxeballer.com for routing your data, and the standard system-level calls iOS makes regardless. READ-ONLY COMPANION The iOS app is a read-only viewer. Tuning your miners, scanning your LAN for new devices, and configuring pools all happen on the desktop app. We're a remote-monitoring tool, not a standalone controller. REQUIREMENTS • The Bitaxe Baller desktop application running on your home network (free download — see our website for setup instructions). • One or more Bitaxe Bitcoin miners on the same LAN as the desktop install. • A license key obtained from your desktop install (entered once on first launch; persisted to the device's secure enclave behind biometric unlock). OPEN SOURCE The desktop app and this iOS wrapper are MIT-licensed. The relay protocol is documented in the same repo. If you want to audit the license validation flow or the biometric storage layer, all of it is plain Python and JavaScript on GitHub. Questions? Visit our support site or open a GitHub Issue.
Screenshots
Verdict
The clearest difference is rating: Bitaxe Baller at 5.0 against BLine Mobile's 4.5. Bitaxe Baller also leads on in-app purchases (none vs 2) and update cadence (every 4 days vs every 3 weeks). BLine Mobile's advantage is ratings volume (8 vs 1). On price, review sentiment, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. BLine Mobile sells 2 in-app purchases, starting at $0.99 per month. Bitaxe Baller asks for nothing beyond the download.
Bitaxe Baller holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: BLine Mobile has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
BLine Mobile ships an update every 3 weeks, Bitaxe Baller every 4 days. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.
| Parameter | BLine Mobile | Bitaxe Baller |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (8 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 8 — better | 1 |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.2 | 15.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Blue Sparrow Systems Limited | Nathan Baldwin |
Customer experience
BLine Mobile
Bitaxe Baller
In-app purchases
BLine Mobile
- BLine Monthly$0.991 Month
- BLine Annual$5.491 Year
Bitaxe Baller
No in-app purchases









