WorkoutStack vs Simple Gym
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WorkoutStack
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WorkoutStack is a Fast, Bold & Focused gym logger 2,900+ EXERCISE LIBRARY Every exercise comes with animated HD videos, step-by-step instructions, equipment details, and primary and secondary muscle data. Search instantly or filter by muscle group and equipment to find the perfect exercise in seconds. COLOUR-CODED WORKOUTS No more squinting at endless grey lists mid-set. Every exercise in your workout gets its own vivid colour, so you always know where you are at a glance. BUILD YOUR OWN STAT DASHBOARD Design your stat dashboard & add the widgets that are important to you. Analyse specific exercises or data across all your workouts. MUSCLE DISTRIBUTION WorkoutStack calculates which muscles your training actually hits, helping you balance your program and avoid blind spots. WORKS OFFLINE No internet is required to workout. All data is stored 100% privately on your device and iCloud. UNLOCK PREMIUM FEATURES WorkoutStack Premium is available with a monthly or annual subscription. If you choose to purchase WorkoutStack Premium, payment will be charged to your iTunes account, and your account will be charged for renewal 24-hours prior to the end of the current period. Your subscription will automatically renew unless cancelled at least 24hrs before the end of the current period. Subscriptions may be managed by the user and Auto-renewal may be turned off at any time by going to the ‘Manage Subscription’ page after purchase. Any unused portion of the free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Terms of service: https://WorkoutStack.app/terms Privacy policy: https://WorkoutStack.app/privacy
Simple Gym
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Simple Gym — build your program, log every set, see real progress. Simple Gym is a clean, fast strength-training tracker for people who lift. Build your own weekly program, log sets in a tap, and watch your strength climb with charts that actually make sense — no clutter, no fluff. • Rest timer and alarm between sets so you never lose track • A full exercise library with target muscles and clear how-to detail TRACK • Strength charts and estimated 1-rep-max for every exercise • Body-weight and measurement tracking with trend graphs • Progress photos that never leave your device — encrypted on-device, always private • Weekly goals, streaks, and a training heatmap to keep you consistent SYNC • Sign in with Apple, Google, or email to sync across your devices • Your progress photos always stay on your device SIMPLE GYM PREMIUM Unlock everything: • Full graph history and custom ranges • Carry over your last session automatically • Rest timer & alarm between sets • Rep guidance — when to add or drop weight • Unlimited photos & measurements • Custom settings and more • No ads, ever Premium is available as Monthly and Yearly auto-renewing subscriptions, or a one-time Lifetime purchase. Current prices are shown in the app before you buy. Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the period — manage or cancel anytime in your App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://kingdigital.lv/apis/simple-gym-app/privacy
Screenshots
Verdict
The clearest difference is ads: WorkoutStack at none against Simple Gym's shown. Simple Gym's advantage is update cadence (every 3 days vs weekly) and iOS requirement (17.0 vs 26.2). On price, in-app purchases 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. WorkoutStack sells 3 in-app purchases, starting at $4.99 per month and Simple Gym sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
WorkoutStack ships an update weekly, Simple Gym every 3 days. The most recent releases landed on September 8, 2026 and September 18, 2026 respectively.
| Parameter | WorkoutStack | Simple Gym |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Every 3 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 26.2 | 17.0 — better |
| Further details — not scored | ||
| Size | 29 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Neurondigital Ltd | ThinkWorks, SIA |
In-app purchases
WorkoutStack
- WorkoutStack Monthly Plan3 Days trial$4.991 Month
- WorkoutStack Yearly Plan3 Days trial$24.991 Year
- WorkoutStack Tracker Lifetime Plan$59.99
Simple Gym
- Monthly$3.991 Month
- Yearly$22.991 Year
- Lifetime$24.99
Questions
Is WorkoutStack free?
Is Simple Gym free?
Do WorkoutStack or Simple Gym have ads?
Which is updated more often, WorkoutStack or Simple Gym?
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