Comparison

Arcus Train vs Form Coach

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Arcus Train

Log your weightlifting sets and reps to automatically track personal records. Create shareable workout summaries and connect with a community of lifters for motivation and friendly competition. Form clubs, run challenges, and celebrate each other's achievements.

Highlights
  • Log sets and reps
  • Automatic PR tracking
  • Create shareable workout cards
  • Connect with other lifters
  • Form clubs and run challenges
  • Focus on heaviest weight x reps
Features
Read full description

Lift, log, share. Arcus turns your workouts into share-card moments and connects you to lifters chasing the same PRs. Arcus is the social network for friend, family, and coworkers. Hold each other accountable and share your progress. • Log every set and rep — Arcus tracks your PRs automatically as you train. • Drop a post after the lift — pick from 15+ premium templates that turn your numbers into share-card moments. Save for IG Stories or post to your Arcus feed. • Follow lifters chasing what you're chasing. Hooray each other's PRs. Talk shop in the comments. • Form clubs with your training partners. Run challenges. Compete on real lifts, not vanity metrics. Arcus is built around the language of lifting — top sets, working sets, e1RM, PR moments. Volume isn't a number we celebrate. Heaviest weight × reps is. Free to use. No ads. No tracking. Terms and Conditions https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Form Coach

This AI-powered fitness app uses your phone's camera to track your workouts in real-time. It automatically counts reps, provides instant form feedback, and offers personalized coaching to improve your technique. All analysis is done on-device for complete privacy.

Highlights
  • Real-time form scoring
  • Automatic rep counting
  • Live coaching cues
  • Session replay with skeleton overlay
  • Extensive exercise library
  • On-device processing for privacy
Features
Read full description

Form Coach is your AI workout coach that watches every rep through your phone camera and tells you exactly how to fix your form — in real time, fully on-device, completely free. Set your phone down, step back, and start moving. Form Coach tracks your pose on-device, counts your reps and scores each one on form. A live skeleton turns green when your form is dialed in and yellow when something slips. NEW IN 3.0 — THE HABIT RELEASE - Today: one card, one button. A 4-week plan is built for you in first run; each day shows the session, your last fix and Start. Swap for a shorter session when life gets in the way. - Calibration rep: one slow rep before each set, with an "I can see you" meter and a framing box, so every rep gets counted. If the camera loses you, the coach pauses, says why, and can count on your Apple Watch instead. - Lock Screen and Home Screen widgets with your streak and today's session, plus a Live Activity with the rest timer and your last set's score. - Form Report every Sunday: one number per exercise, a before-and-after clip pair from your own sessions, and next week's adjustment. - Crew: train with a friend over Game Center. A shared streak and weekly form-score leaderboards, no account needed. - Library tab, Siri and Shortcuts ("Start my Form Coach session"), and a Watch complication that shows your next session. EVERYTHING INCLUDED, FOR EVERYONE - Replay+: side-by-side before/after with per-rep slow motion and joint angles, unlimited highlight reels - Five specialist programs: First Pull-up, Pain-free Squat, 21-day Posture Reset, Runner's Strength, Post-partum Core - Ask the Coach: questions about your last session, answered on your iPhone with Apple Intelligence - Crew of up to five, Apple Watch heart-rate zones and readiness trends, report history with PDF export, and three coach voices No subscription, no unlock, no account. Everything runs on your device. 500+ EXERCISES YOUR CAMERA CAN COUNT Push-ups, squats, lunges, planks and burpees, plus dumbbell, kettlebell and band work, Pilates, barre, yoga, mobility, cardio, HIIT, boxing, 80+ stretch holds, chair, balance and rehab, warm-ups, dance and tai chi. Every exercise has form cues, a placement guide and its own tracker. WHAT YOU GET - Real-time form scoring on every rep, from your actual range of motion — no tapping, no manual logging - Live coaching cues mid-rep ("go deeper", "elbows tighter"), with voice and haptics so you can train eyes-up - Session replay with the skeleton overlay synced to your video, plus a per-rep breakdown - After each workout: one strength, one fix and a form score, plus streaks, milestones and weekly goals - Build your own workout, follow guided routines, or take the 8-minute Fitness Check YOUR VIDEO STAYS YOURS All camera work happens 100% on-device. No accounts, no sign-in. Your videos, pose data and report clips never leave your device, and you can delete everything from Settings. Apple Health saving can be turned off at any time. We collect only anonymous usage statistics: never your video, never your identity, no ads, no tracking across apps. HOW IT WORKS 1. Tap Start on today's session — or pick any exercise in the Library 2. Read the form cues and phone placement guide 3. Lean your device against a wall on the floor and step back 6–10 feet 4. The framing dots turn green when you're in frame — hold still and the set starts hands-free 5. Watch your reps count up and your form score per rep 6. Tap Finish — or finish from your Apple Watch — for your strength, your fix and your score Exercise carries inherent risk. Choose exercises suitable for your age, fitness level, and health conditions, and consult a physician before starting a new program. Form Coach is free. Every exercise, every feature, every rep. No account, no ads, no subscription, no paywalls. Privacy policy: https://allthingsn.com/apps/form-coach/privacy/ Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Arcus Train4 screens
Form Coach4 screens

Verdict

The call

The clearest difference is in-app purchases: Form Coach at none against Arcus Train's 2. Form Coach also leads on ratings volume (4 vs 1) and device support (3 vs 1). On price, rating, review sentiment and update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Arcus Train sells 2 in-app purchases, starting at $4.99 per month. Form Coach asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Arcus Train against 5.0 for Form Coach. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 7, 2026 and October 17, 2026 respectively.

Scorecard4 real differences · 6 level
Arcus Train versus Form Coach: the parameters behind the verdict, then further details
ParameterArcus TrainForm Coach
PriceFreeFree
Rating5.0 (1 ratings)5.0 (4 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings14 — better
Update frequencyWeeklyWeekly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhoneiPhone, iPad, Apple Watch — better
Requires iOS16.0 — better17.0
Further details — not scored
Size53 MB44 MB
Age rating17+17+
DeveloperMerick EvansAll Things AI, Inc

Customer experience

Arcus Train

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Form Coach

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Arcus Train

Subscriptions2
  • Arcus Pro Monthly3 Days trial$4.991 Month
  • Arcus Pro Annual3 Days trial$34.991 Year
None

Form Coach

No in-app purchases

Questions

Is Arcus Train free?
Arcus Train is free to download, with in-app purchases available.
Is Form Coach free?
Form Coach is free to download, with no in-app purchases.
Which has better reviews, Arcus Train or Form Coach?
Arcus Train and Form Coach are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.
Do Arcus Train or Form Coach have ads?
Neither Arcus Train nor Form Coach shows ads.
Which is updated more often, Arcus Train or Form Coach?
Arcus Train ships an update weekly, and Form Coach weekly. Most recently, Arcus Train was updated on October 7, 2026 and Form Coach on October 17, 2026.

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