IRON LAB vs Bri5k
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
IRON LAB
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With the IRON LAB App, you will have access to workout & nutrition programs designed specifically to help you reach your fitness and health goals! You can follow & track your workouts, your nutrition, your lifestyle habits, measurements and resultsβall with the help of your coach. FEATURES: - Access training plans and track workouts - Follow along to exercise and workout videos - Track your meals and make better food choices -Follow along on a Nutrition Plan set up for YOU. - Stay on top of your daily habits - Set health and fitness goals and track progress towards your goals - Gain milestone badges for achieving new personal bests and maintaining habit streaks - Message your Coach in real-time - Be part of digital communities to meet people with similar health goals and stay motivated - Track body measurements and take progress photos - Get push notification reminders for scheduled workouts and activities - Connect your Apple Watch to track workouts, steps, habits, and more right from your wrist - Connect to other wearable devices and apps like the Apple Health App, Garmin, Fitbit, MyFitnessPal, and Withings devices to track workouts, sleep, nutrition, and body stats and composition Download the app today!
Bri5k
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Bri5k is a structured Couch to 5K training program that takes you from zero running to 30 minutes of continuous running in 9 weeks. No account. No subscription. No fluff. Just run. THE PROGRAM 27 workouts across 9 weeks, 3 per week. You start with 60-second run intervals separated by walks, and progressively build until you're running 30 minutes straight. Every workout is planned β you just show up and press start. Week 1: 60-second runs with 90-second walks Week 5: Your first 20-minute continuous run Week 9: 30 minutes nonstop β that's your 5K AUDIO COACHING A voice coach calls out every interval transition so you never have to look at your phone mid-run. Paired with haptic feedback so you feel the change in your pocket or on your wrist. APPLE WATCH COMPANION Start a workout on your phone and the Watch mirrors it in real time. Or start from your Watch and the phone picks it up. Control everything with gestures β tap to pause, double-tap to skip, long-press to stop. No fumbling with tiny buttons while running. LIVE ACTIVITIES & DYNAMIC ISLAND Your current interval, countdown timer, and distance stay visible on the Lock Screen and Dynamic Island throughout your workout. GPS & ROUTE TRACKING Every run is mapped. See your route, distance, and pace in the post-workout summary. Routes are saved to your workout history. APPLE HEALTH Workouts sync to Apple Health automatically. Distance, calories, and workout duration are saved so your rings and fitness data stay complete. PROGRESS TRACKING Track your completion across the full 9-week program. See total distance, calories burned, workout history, and how far you've come. DESIGNED TO DISAPPEAR Brutalist design. Monospaced type. High-contrast cream on dark. No gradients, no glow, no distractions. Every pixel serves the workout. Free. No account required. Just download and run.
Screenshots
Verdict
The clearest difference is update cadence: Bri5k at every 2 days against IRON LAB's every 2 months. IRON LAB's advantage is device support (4 vs 2) and iOS requirement (15.5 vs 17.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
IRON LAB ships an update every 2 months, Bri5k every 2 days. The most recent releases landed on September 29, 2026 and October 6, 2026 respectively.
| Parameter | IRON LAB | Bri5k |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod, Apple Watch β better | iPhone, Apple Watch |
| Requires iOS | 15.5 β better | 17.0 |
| Further details β not scored | ||
| Size | 165 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | IRON LAB INC | Sourabh Daroji |
In-app purchases
IRON LAB
No in-app purchases
Bri5k
No in-app purchases









