Watchletic vs Gradial
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Watchletic
This app provides structured interval workouts directly to your Apple Watch, helping serious runners stay focused on their training. It syncs with popular training platforms and offers advanced pacing tools with audio and haptic alerts to keep you on track.
- Direct training plan integration
- Workouts on Apple Watch
- Audio and haptic alerts
- Advanced pacing tools
- Apple Health sync
- Export to Strava, GPX, TCX, FIT
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Turn your Apple Watch into a connected training companion for running and cycling. Follow structured workouts, connect compatible Bluetooth sensors directly to your watch, and keep the data you need visible during every session. Pair heart-rate monitors, Stryd foot pods, compatible treadmills, cycling power meters and FTMS smart trainers. Available data depends on the device and may include heart rate, pace, distance, power, cadence, speed and battery level. Sync structured workouts from TrainingPeaks, Final Surge, Nolio, Intervals.icu, Trenara, V.O2, StrideOn, Athletica, TrainAsONE and more. Your workouts sync with Apple Health and can be exported as GPX, TCX or FIT files. FEATURES — Structured intervals, warm-ups, cooldowns, recovery sessions and long runs — Direct Bluetooth support for compatible running and cycling sensors — Audio and haptic alerts for splits and targets — Advanced pacing with split options, grade-adjusted pace and Stryd power — Live tracking through a private link for selected friends — Share structured workouts by link or QR code — Export to Strava or as GPX, TCX and FIT files — Always-On display support during workouts — Simple setup with useful defaults WATCHLETIC CLUB Watchletic Club is an optional subscription that adds analytics, training-load insights, estimated thresholds, duration curves, readiness and fitness trends. Built with the community: feature requests are always welcome and often make their way into the app. Terms of Use: https://apple.com/legal/internet-services/itunes/dev/stdeula/
Gradial
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Your training plan, your watch, and every run you have ever done, in one place, with nothing sent to a server. Gradial builds a real training plan from your current fitness and your goal time, paces every session off your own VDOT, and sends the whole thing to your Apple Watch. Then it reads your runs back from Apple Health and shows you, rep by rep, what actually happened. A plan that fits your race 5K to marathon, with the weeks, the phases and the taper worked out from your goal and your starting point rather than a template. Sessions on your wrist Structured intervals sync straight to Apple Watch with pace targets on the work. Completed runs land back in Apple Health. Every rep against target A bar per interval with its target band behind it, so a session you executed and a session you survived do not look the same. The week you actually ran An execution score per session, distance against what was asked for, and where your heart rate went, so you can see whether your easy days stayed easy. Race predictions that do not panic Times are read from the fitness Apple Health measured at the time, so one easy month does not read as lost form. Where the model is running on thin evidence, the app says so instead of showing a confident number. Your fitness, in context VO2max placed against the published norms for your age and sex, training load against what your body is used to, and your best time at every standard distance. Running dynamics, explained Cadence, ground contact, vertical oscillation and vertical ratio, each banded against published percentiles with a plain explanation of what good looks like. Your whole history Every run Apple Health has, mapped, with splits, pace and heart rate. No account. No subscription. No network code at all. Gradial has no sign-in and no server. Your health data is read from Apple Health on your device and never leaves it. Deleting the app deletes everything. Built for runners who want to understand their training, not just log it.
Screenshots
Verdict
The clearest difference is in-app purchases: Gradial at none against Watchletic's 2. Gradial also leads on ads (none vs shown). Watchletic's advantage is device support (3 vs 1) and iOS requirement (16.4 vs 26.0). On price 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. Watchletic sells 2 in-app purchases, starting at $3.99 per month. Gradial asks for nothing beyond the download.
| Parameter | Watchletic | Gradial |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (29 ratings) — better | — |
| Positive reviews | 80.0% of reviews | — |
| Number of ratings | 29 — better | — |
| Update frequency | Every 2 weeks | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 16.4 — better | 26.0 |
| Further details — not scored | ||
| Size | 128 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Hesselbom Tech AB | Enrique Alabort |
In-app purchases
Watchletic
- Monthly7 Days trial$3.991 Month
- Yearly1 Month trial$39.991 Year
Gradial
No in-app purchases









