Comparison

6 Pack Promise vs Intervals Timer

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

Head to head
About

6 Pack Promise

Achieve your desired physique with elite ab workouts designed by a celebrity trainer. This app offers a variety of exercises, video demonstrations, and meal plans to help you build core strength and get a six-pack. It provides a free basic program with an option to unlock advanced workouts and meal plans through in-app purchases.

Highlights
  • 30 unique free ab exercises
  • Fast workouts (4-8 minutes)
  • Over 70 advanced workouts (IAP)
  • Video demonstrations by celebrity trainer
  • Ab shredding meal plans (IAP)
  • Workout shuffle for variety
  • Progress tracking with photos
Features
Read full description

The #1 Ab Workout App is back! As featured by Apple in 'Best new apps' Train like a pro with these elite ab workouts, get that 6 pack and NEVER plateau again! The new 6 Pack Promise builds on the original #1 ab training app to bring you a free basic workout program with the full program and as a single upgrade via in-app purchase. Created by celebrity pro athlete trainer Jeff Cavaliere, the 6 Pack Promise ab workout brings you the same exact ab workouts used to keep today's elite professional athletes in game-ready shape while helping them carve out 6 pack ABs. Features: — • 30 unique FREE ab exercises to get you pumped! • Convenient fast workouts, ranging from 4-8 Minutes! • Over 70 additional ab forming advanced workouts using IAP to keep it fresh and exciting • Video demonstrations of all 105 ab crushing exercises by celebrity pro trainer Jeff Cavaliere • Designed for all levels, whether you are a gym newcomer or weekend warrior • Unlock the ab shredding meal plans to provide the ultimate one-two punch in gaining your 6 pack. • The Shuffle feature allows you to create a different ab workout everyday so you NEVER plateau. • Track your progress with regular photos and share them on your favourite social network • Keep up to date and learn with the latest AthleanX videos • Favorite workouts to do them again! • Never wait for videos to download again with offline access mode. •Play music from your favourite music player app while working out! •Track your workouts with Health integration. Why do you need this: — Imagine yourself 56 days from now, with a 6-pack … Getting a 6-pack requires 2 things: The right workouts and right nutrition plan. Almost all AB apps fall short in delivering you this 1-2 punch, but the 6 Pack Promise App Delivers! Most ab apps focus on a 3-4 ab movements leading to you plateau after a workout or 2. The 6 Pack Promise app keeps things fresh with a unique ab workout everyday and the ability to ‘shuffle’ workouts to over 1,000,000 unique ab combinations. That combined with a comprehensive meal plan makes this THE ab app to have. Whether you prefer a step-by-step, day-by-day plan or simply like the challenges that come from an unpredictable workout...we've got you covered. This app will stay on your phone for a while and will be well worth the investment! If you want to look like a pro athlete, you've got to train like one. Now you can with the 6 Pack Promise Plus by ATHLEAN-X.

About

Intervals Timer

Features
Read full description

Intervals is a timer for interval training. It allows timers with many different intervals grouped in "sets". All sets can be repeated and an alert for each interval can be played at the start and at the end. In addition the intervals can have a final countdown.

Screenshots

6 Pack Promise4 screens
Intervals Timer4 screens

Verdict

The call

The clearest difference is price: 6 Pack Promise at Free against Intervals Timer's $4.99. Intervals Timer's advantage is in-app purchases (none vs 3). On update cadence, ads, device support and iOS requirement 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

6 Pack Promise is free to download; Intervals Timer costs $4.99 up front. 6 Pack Promise sells 3 one-off in-app purchases. Intervals Timer asks for nothing beyond the download.

UpkeepUpdate frequency

6 Pack Promise ships an update every 3 months, Intervals Timer every 2 months. The most recent releases landed on October 3, 2026 and September 17, 2026 respectively.

Scorecard2 real differences · 8 level
6 Pack Promise versus Intervals Timer: the parameters behind the verdict, then further details
Parameter6 Pack PromiseIntervals Timer
PriceFree — better$4.99
Rating4.7 (4.7K ratings) — better—
Positive reviews79.8% of reviews—
Number of ratings4.7K — better—
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.5 — better16.0
Further details — not scored
Size77 MB2 MB
Age rating4+4+
DeveloperSports Performance Factory LLCILIOS Incorporated

Bugs and requests

6 Pack Promise

Reported bugs

4 issues
  • Workouts not loading or freezing
  • Timer and audio issues
  • Incompatibility with newer iOS versions
  • Inability to progress past certain weeks

Requested features

5 requests
  • Ability to favorite individual exercises
  • Option to create custom workout routines
  • Integration with Apple Health or other fitness apps
  • More beginner-friendly exercise options
  • Improved user interface and navigation

Intervals Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

6 Pack Promise

One-time3
  • Exercise Group 1$0.99
  • Exercise Group 2$0.99
  • Full Version$2.99
None

Intervals Timer

No in-app purchases

Questions

Is 6 Pack Promise free?
6 Pack Promise is free to download, with in-app purchases available.
Is Intervals Timer free?
Intervals Timer costs $4.99, with no in-app purchases.
Do 6 Pack Promise or Intervals Timer have ads?
Neither 6 Pack Promise nor Intervals Timer shows ads.
Which is updated more often, 6 Pack Promise or Intervals Timer?
6 Pack Promise ships an update every 3 months, and Intervals Timer every 2 months. Most recently, 6 Pack Promise was updated on October 3, 2026 and Intervals Timer on September 17, 2026.

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