Killer Butt LE vs Epic90
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Killer Butt LE
Achieve a sculpted, firm, and lifted posterior with short, daily workouts. This app offers customized routines, exercise videos, and audio guidance to help you reach your fitness goals anywhere, with or without equipment.
- 5-minute daily butt workouts
- Customized routines for all fitness levels
- Video and audio exercise guidance
- Over 25 unique exercises
- Workout anywhere, no equipment needed
- Interactive workout adjustments
- Syncs with Health app
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Shape, firm and lift your booty in only 5 minutes a day. With Killer Butt, you'll learn the secret moves to sculpt those hard-to-reach areas and get a butt that makes them look twice. Every workout is customized to your fitness level and to the equipment you have available. Each exercise includes an audio description to help walk you through the movement and a video you can view DURING YOUR WORKOUT, so you can always double-check your form. FEATURES • A complete leg and butt workout everyday. Strengthen and tone your butt and thighs quickly and easily. • Workouts customized for Beginner, Intermediate, and Advanced exercisers. • Over 25 unique exercises. Each one includes a video and audio description to help you perfect your form. • Works anywhere! You don't need any equipment to get a terrific workout. • lolo's beat-sync technology perfectly matches the tempo of your music to your workout. • Completely interactive. Swap out exercises to personalize your workouts. Increase or decrease the intensity at anytime and your trainer — and your music — will respond! • Sync your workouts to the Health app. • Compatible with most bluetooth heart rate monitors. If you like the FREE VERSION, CHECK OUT THE FULL VERSION to get: • Additional 10-minute and 15-minute workouts. • Nearly 50 additional exercises. • Equipment based exercises. Add stability balls, dumbbells, medicine balls, and more to your workouts to really turn up the intensity. Works with Health Compatible with Bluetooth Heart Rate Monitors
Epic90
Track workouts, meals, and progress towards your fitness goals with personalized guidance from a coach. Schedule activities, monitor body measurements, and receive reminders. Connects with wearable devices for seamless data syncing.
- Workout and meal tracking
- Progress measurement
- Personalized training plans
- Real-time coach messaging
- Body measurement tracking
- Wearable device integration
- Push notification reminders
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With the Epic90 App, you can start tracking your workouts and meals, measuring results, and achieving your fitness goals, all with the help of your personal trainer. - Access training plans and track workouts - Schedule workouts and stay committed by beating your personal bests - Track progress towards your goals - Manage your nutrition intake as prescribed by your coach - Set health and fitness goals - Message your coach in real-time - Track body measurements and take progress photos - Get push notification reminders for scheduled workouts and activities - Connect to wearable devices like Apple Watch (synced to Health app), Fitbit and Withings to sync body stats instantly Download the app today!
Screenshots
Verdict
The clearest difference is monetization model: Epic90 at free against Killer Butt LE's freemium. Epic90 also leads on rating (5.0 vs 4.7) and update cadence (every 2 months vs every 6 months). Killer Butt LE's advantage is iOS requirement (7.1 vs 15.5). On price, ratings volume, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Epic90 holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively.
Killer Butt LE ships an update every 6 months, Epic90 every 2 months. The most recent releases landed on September 19, 2026 and September 26, 2026 respectively.
| Parameter | Killer Butt LE | Epic90 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 98.3% of reviews | — |
| Number of ratings | 3 — better | 2 |
| Update frequency | Every 6 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 7.1 — better | 15.5 |
| Further details — not scored | ||
| Size | 129 MB | 159 MB |
| Age rating | 4+ | 4+ |
| Developer | lolo | Epic90 LLC |
Customer experience
Killer Butt LE
Epic90
In-app purchases
Killer Butt LE
No in-app purchases
Epic90
No in-app purchases









