Comparison

Killer Butt LE vs Epic90

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

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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

About

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.

Highlights
  • Workout and meal tracking
  • Progress measurement
  • Personalized training plans
  • Real-time coach messaging
  • Body measurement tracking
  • Wearable device integration
  • Push notification reminders
Features
Read full description

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

Killer Butt LE4 screens
Epic904 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard5 real differences · 5 level
Killer Butt LE versus Epic90: the parameters behind the verdict, then further details
ParameterKiller Butt LEEpic90
PriceFreeFree
Rating4.7 (3 ratings)5.0 (2 ratings) — better
Positive reviews98.3% of reviews—
Number of ratings3 — better2
Update frequencyEvery 6 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreemiumFree — better
DevicesiPhone, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS7.1 — better15.5
Further details — not scored
Size129 MB159 MB
Age rating4+4+
DeveloperloloEpic90 LLC

Customer experience

Killer Butt LE

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews59 reviews
Positive98.3%
Neutral1.7%
Negative0.0%

Epic90

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Killer Butt LE

No in-app purchases

None

Epic90

No in-app purchases

Questions

Is Killer Butt LE free?
Killer Butt LE is free to download, with no in-app purchases.
Is Epic90 free?
Epic90 is free to download, with no in-app purchases.
Which has better reviews, Killer Butt LE or Epic90?
Epic90 is rated higher. Killer Butt LE averages 4.7 out of 5 from 3 ratings, while Epic90 averages 5.0 from 2 ratings.
Do Killer Butt LE or Epic90 have ads?
Neither Killer Butt LE nor Epic90 shows ads.
Which is updated more often, Killer Butt LE or Epic90?
Killer Butt LE ships an update every 6 months, and Epic90 every 2 months. Most recently, Killer Butt LE was updated on September 19, 2026 and Epic90 on September 26, 2026.

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