V40 vs RunEasy.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
V40
This app focuses on rebuilding your body's foundation through exercises designed to improve posture, strengthen key areas, and enhance mobility. It offers a 7-Day PRE Workout Challenge starting with just 10 minutes daily to address pain and discomfort.
- Posture improvement exercises
- Hip, lower back, and shoulder strengthening
- Mobility enhancement with stretching
- 10-minute daily workouts
- 7-Day PRE Workout Challenge
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Before we talk actual workouts we need to rebuild your foundation. Especially if you feel like your body is broken and you’re constantly in pain. Our 7-Day PRE Workout Challenge focuses on fixing your body with exercises to improve your posture, strengthen your hips, lower back and shoulders, and improve your mobility with stretching. Starting with just 10 minutes a day! Go to https://v40health.com/ to get started. Gentlemen, this is the app you’ve been waiting for!
RunEasy.
This app guides your workouts using a unique "talk test" method to ensure you're in the optimal Zone 2 training. It analyzes your voice during runs or rides to provide real-time feedback on your effort level, going beyond just heart rate monitoring.
- Talk test analysis via voice
- Real-time heart rate monitoring
- Support for running and cycling
- Clear zone 2 feedback
- Workout summary and history
- Calibration mode for pace boundary
- Music integration with pauses
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Your zone 2 is probably wrong. The standard formula — 220 minus your age — misses by up to 20 beats per minute for many people. Two runners the same age can have true thresholds more than 20 bpm apart, yet every watch gives them identical zones. If staying "in zone 2" forces you to walk, your zones are likely miscalibrated — not your fitness. RunEasy measures YOUR zone 2, from your voice. THE CALIBRATION RUN Run one guided ramp test: short stages, each slightly harder. At the end of each stage, RunEasy asks you a question through your watch speaker — just answer out loud. It analyzes your breathing, phrasing, and vocal strain to find the exact effort where your speech starts breaking down: the classic talk-test threshold, measured instead of guessed. You get your personal zone 2 — a heart-rate band and pace range that's yours, with a side-by-side of what the formula would have told you. THEN JUST RUN After calibration, runs are silent. Your screen and haptics coach you from your personal band — green means go, a buzz means ease off. Turn the Digital Crown to spotlight whichever metric matters to you right now. An occasional voice check-in verifies your zone as fitness changes, and RunEasy nudges you to recalibrate every few weeks. KEY FEATURES - Calibration ramp test: staged protocol finds your personal zone 2 HR + pace band - Separate zones for running and cycling — they're different physiological measurements - Voice-based talk tests: 6-dimension acoustic analysis (breathing, fluency, strain) — the physiological signal HR formulas try to approximate - Resting voice check anchors every measurement to YOUR voice at rest - Silent coached runs: personal-band color + distinct haptics; no chatter unless you want it - Crown-spotlight run screen: stacked metrics, turn the crown to enlarge the one you care about - Post-run voice notes: dictate how the run felt on your watch; your iPhone transcribes it into the workout - Apple Fitness: workouts save with GPS route maps, distance, calories - Run + Ride, US units (min/mi and mph) Talk tests are analyzed entirely on your watch and the audio is discarded. Voice notes are transcribed by your own iPhone.
Screenshots
Verdict
The clearest difference is price: V40 at Free against RunEasy.'s $0.49. V40 also leads on update cadence (every 10 days vs every 5 weeks). On rating, ratings volume, 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
V40 is free to download; RunEasy. costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for V40 against 5.0 for RunEasy.. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
V40 ships an update every 10 days, RunEasy. every 5 weeks. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.
| Parameter | V40 | RunEasy. |
|---|---|---|
| Price | Free — better | $0.49 |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 10 days — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone | iPhone, Apple Watch — better |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 119 MB | 12 MB |
| Age rating | 17+ | 12+ |
| Developer | Shuichi Take | Kaushal Gandikota |
Customer experience
V40
RunEasy.
In-app purchases
V40
No in-app purchases
RunEasy.
No in-app purchases









