SupStack vs StackLab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SupStack
This app helps you understand and manage your daily supplements. It offers AI-powered analysis of supplement interactions and timing, smart reminders for intake, and hydration tracking to build consistent wellness habits.
- AI stack analysis for interactions and timing
- Smart reminders for supplement intake
- Daily water intake tracking
- Progress tracking and streak building
- Simple and intuitive interface
- Analysis of positive, negative, and neutral interactions
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Know Your Stack. Build Better Habits. SupStack is the only supplement tracker with built-in AI analysis. Get science-backed insights on how your supplements interact, when to take them for best results, and whether your stack is working for you — then track daily intake, set smart reminders, and build lasting habits. AI STACK ANALYSIS (Pro) - Analyze your entire supplement stack instantly - See positive, negative, and neutral interactions - Get a personalized timing schedule based on your stack - Science-backed explanations written in plain English - Apply AI timing recommendations directly to your reminders SMART REMINDERS - Get notified when it's time to take each supplement - Morning, afternoon, evening, or custom times - Never miss a dose again - Optional water intake reminders too SIMPLE & INTUITIVE - Track your supplements with just a tap - Visual progress tracking keeps you motivated - Clean, modern design that feels premium - No complicated setup - start tracking in seconds STAY HYDRATED - Set your daily water goal - Quick-add buttons for fast tracking - See your hydration progress at a glance - Weekly trends show your consistency BUILD STREAKS - Watch your daily streak grow - See exactly which days you stayed consistent - Calendar view shows your full journey - Celebrate your progress over time PERFECT FOR: - Anyone taking daily vitamins or supplements - People building new wellness routines - Athletes tracking nutrition and hydration - Health-conscious individuals staying consistent - Anyone managing a complex supplement stack FREE FEATURES: - Track up to 2 supplements - Full water tracking (unlimited) - 7-day history and streaks - Smart daily reminders - Beautiful, intuitive interface UPGRADE TO PRO: - AI Stack Analysis — interactions, timing & insights - Unlimited supplements - Full calendar history - Advanced insights and analytics - Custom notification times WHY SupStack? Most supplement apps are just glorified checklists. SupStack actually helps you understand your stack. The AI analysis tells you which supplements enhance each other, which ones compete, and exactly when to take each one — so you're not just remembering to take them, you're getting the most out of them. No ads, no clutter, no confusion — just you and your healthy habits. START YOUR WELLNESS JOURNEY Download SupStack today and build the consistent habits that lead to lasting health. Your future self will thank you. Subscription Information: - Pro subscription: $9.99/month or $2.99/week - Payment charged to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period - Account charged for renewal within 24 hours prior to the end of the current period - Subscriptions managed by the user; auto-renewal may be turned off in Account Settings after purchase - Any unused portion of free trial forfeited when purchasing a subscription Privacy Policy: https://wsklabs.com/supstack-privacy-policy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://wsklabs.com/supstack-support
StackLab
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Stop guessing which supplements actually work. Run A/B tests on your own body. Built for gym rats who want evidence. You take five supplements. Maybe ten. You tweak your stack every time some influencer drops a video, and you still have no idea what's moving the needle. StackLab fixes that. Pick an experiment, train normally, and after a couple weeks the app hands you a percentage difference and a verdict instead of an opinion. FEATURES • Find out if creatine timing matters. The app alternates AM and PM days and tells you which one your body actually responds to. • See whether pre-workout is worth forty bucks a tub. Pre-workout days against clean days, side by side, with a verdict at the end. • Skip the manual workout log. Apple Health pulls in lifts, sleep, and resting heart rate the moment you finish a session. • Rate a session in five seconds. Four taps cover strength, energy, pump, focus. Done. • Get a clear answer. Each completed test ends with a verdict (positive effect, negative effect, or no clear difference) plus the percentage gap. • Catch noise before it lies to you. Sleep under five hours flags the session, so a rough night doesn't poison your data. • Watch the trend at a glance. A rolling seven-day Performance Score sits on the dashboard, so you see drift before you feel it. • Run more tests when you're ready. Free includes one active experiment. Premium unlocks unlimited tests, a custom builder, and the sleep-versus-performance correlation that separates lucky weeks from steady gains. HOW IT WORKS 1. Log your stack. Pick a template (pre-workout, creatine timing, fasted vs fed) or build your own. 2. Train normally. The app handles the alternation. Apple Health handles the data. 3. Read the result. After enough sessions, StackLab tells you what worked. PRIVACY Your data stays on your phone. No cloud sync, no accounts, no analytics SDK, no ads. HealthKit access is read-only, so the app cannot write to your health record. Stop paying for opinions. Test your own stack. Payment will be charged to your Apple ID at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions in your Account Settings on the App Store after purchase. Any unused portion of a free trial is forfeited when purchasing a subscription. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://BigBalli.com/privacy
Screenshots
Verdict
The clearest difference is update cadence: SupStack at every 6 days against StackLab's fortnightly. On price, ads, 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. SupStack sells 2 in-app purchases, starting at $2.99 per 7 days and StackLab sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.
SupStack ships an update every 6 days, StackLab fortnightly. The most recent releases landed on September 20, 2026 and September 19, 2026 respectively.
| Parameter | SupStack | StackLab |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 18.4 — better | 18.6 |
| Further details — not scored | ||
| Size | 9 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | WSK Labs LLC | BigBalli Consulting llc |
In-app purchases
SupStack
- SupStack Pro Weekly$2.997 Days
- SupStack Pro Monthly$9.991 Month
StackLab
- Monthly$6.991 Month
- Yearly7 Days trial$49.991 Year
- Lifetime$99.99





