Treadmill Pro vs Volt
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Treadmill Pro
Control your compatible treadmill directly from your iPhone. This app offers real-time speed and incline adjustments, workout tracking, and heart rate monitoring via Apple Watch. It supports various treadmill protocols and provides a history of your past sessions.
- Bluetooth Low Energy treadmill connection
- Real-time speed and incline control
- Workout tracking (distance, calories, pace)
- Apple Watch heart rate monitoring
- Workout history and review
- Support for FTMS, WalkingPad, and Gymax protocols
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Treadmill Pro — smart Bluetooth controller for your treadmill. Connect your treadmill via Bluetooth Low Energy and take full control from your iPhone. No extra hardware needed — just open the app, connect, and start your workout. SUPPORTED PROTOCOLS: • FTMS (Fitness Machine Service) — universal standard for modern treadmills • WalkingPad — Xiaomi/KingSmith walking pads • Gymax — Gymax treadmill protocol KEY FEATURES: • Auto-discovery of nearby BLE treadmills • Real-time speed and incline control • Workout timer with distance, calories, and pace tracking • Apple Watch heart rate monitoring via HealthKit • Workout history — review your past sessions • Graceful stop — speed and incline reset to zero before shutdown • Multi-language support: English, Russian, Spanish, French, Chinese, Turkish APPLE WATCH INTEGRATION: Connect your Apple Watch to see real-time heart rate during and outside of workouts. Track average and max heart rate for every session. EASY TO USE: 1. Turn on your treadmill 2. Open Treadmill Pro 3. Tap "Connect" — your treadmill appears automatically 4. Start your workout and control everything from your phone Can't connect your treadmill? Use the built-in support form in Settings — tell us your treadmill model and we'll help you get connected. Treadmill Pro is free with no ads. Your workout data stays on your device. Terms of Use (EULA): https://treadmillpro.app/terms/ POPULAR SUPPORTED TREADMILLS: Tested and confirmed by our users on Sole, Matrix, KingSmith, WalkingPad, Goplus, Costway, Everfit, Centra, Hattrick, Aztec, Toputure, Yrun, Cursor and Decathlon, plus catalog support for NordicTrack, ProForm, Peloton, Life Fitness, Precor and Bowflex. Any FTMS-compatible treadmill connects automatically.
Volt
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Volt turns your iPhone (and Apple Watch) into a smart control panel for your Bluetooth treadmill. Connect once, then control speed and incline, watch your live stats, and let Volt automatically adjust your pace for you — all while every workout is saved straight to Apple Health. Works with any treadmill that supports the Bluetooth FTMS (Fitness Machine Service) standard. LIVE TREADMILL CONTROL - Start, pause, resume, and stop your treadmill directly from your phone - Adjust speed and incline in real time, no need to touch the console - See live speed, distance, incline, elapsed time, and calories at a glance - Safety-first pairing: nearby treadmills are ranked by signal strength, and Volt warns you if a machine looks like it's already in use before you connect SMART WORKOUT MODES - Free Run — full manual control, your pace, your rules - Heart Rate Cruise Control — set a target heart rate and Volt automatically raises or lowers treadmill speed to keep you in your zone - HIIT Intervals — automated sprint/walk intervals with treadmill speed changes handled for you, so you can focus on the effort APPLE WATCH COMPANION - Mirrors your live speed, distance, incline, and heart rate to your wrist - Start and stop workouts from either device — they stay in sync - Optional haptic feedback for pace changes and interval transitions - Built for Always-On Display, so your stats stay sharp and readable without draining your battery APPLE HEALTH INTEGRATION - Every completed workout is saved to Health automatically — duration, distance, calories, and heart rate - Works whether or not you're wearing your Apple Watch: Volt saves the workout from your phone if your watch isn't paired for the session - Detailed per-second telemetry means your workout history shows real speed and heart-rate charts, not just a summary DYNAMIC ISLAND & LIVE ACTIVITY - Track your run from your iPhone's Lock Screen or the Dynamic Island without opening the app - Live speed, distance, and elapsed time, updated as you move WORKOUT HISTORY - Every past workout in one place, with distance, duration, calories, and average pace - Tap into any workout for a full speed, incline, and heart-rate breakdown over time MADE FOR RUNNERS AND WALKERS - Personalize calorie estimates with your own body weight - Available in English and Hungarian - A clean, distraction-free dashboard designed to be read at a glance, whether you're sprinting or walking the dog on your $200 basement treadmill Volt doesn't try to be a full fitness platform — it does one thing well: make your Bluetooth treadmill smarter, safer to control, and fully connected to the Health app you already use.
Screenshots
Verdict
The clearest difference is iOS requirement: Treadmill Pro at 16.4 against Volt's 18.0. On price, update cadence, ads and in-app purchases 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. Treadmill Pro sells 2 in-app purchases, starting at $14.99 per month and Volt sells 1 in-app purchase, starting at $6.99 per year. Whichever you choose, the download price is not the number that matters.
Treadmill Pro ships an update weekly, Volt every 10 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | Treadmill Pro | Volt |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (9 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Weekly — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, Apple Watch |
| Requires iOS | 16.4 — better | 18.0 |
| Further details — not scored | ||
| Size | 82 MB | 9 MB |
| Age rating | 4+ | 12+ |
| Developer | Supafast Tech LLC | Daniel Kiss |
In-app purchases
Treadmill Pro
- Treadmill Pro Premium$14.991 Month
- Lifetime Premium$149.99
Volt
- Volt Premium7 Days trial$6.991 Year









