Comparison

Flat Stomach Workouts vs Mochiko Strength Diary

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

Head to head
About

Flat Stomach Workouts

Achieve a flatter stomach with targeted abdominal exercises that require no equipment. This app offers customized weekly routines and HD instructional videos to guide you. Enhance your experience with motivating audio guidance and DJ mixes.

Highlights
  • No equipment required
  • Customized weekly workouts
  • HD instructional videos
  • Audio guidance from trainer
  • Offline workout access
  • DJ-mixed motivating workouts
Features
Read full description

This app is for anyone who wants to achieve a flat stomach through exercise! The app will help you strengthen and build abdominal muscles without equipment. Trimming belly fat can be difficult, however this app includes proven routines to help you achieve a flat stomach as fast as possible. Your Fitivity app has multiple training programs in it! Switch between programs that were designed specifically for you! In addition to your weekly workouts, try out Fitivity COACHING! Coaching is a highly engaging exercise experience that combines mixes by DJ's and super motivating trainers to push you through workouts. • Audio guidance from your personal digital trainer • Customized workouts designed for you each week. • For each workout you are provided with HD instructional videos to preview & learn training techniques. • Stream workouts online or do workouts offline. Subscription Details For your convenience, subscription charges will be processed through your iTunes account, ensuring a seamless and secure payment experience. You can manage your subscription at any time, giving you full control over your membership. Should you decide to cancel, simply do so at least 24 hours before the end of your current subscription period to avoid auto-renewal. • Payment is charged to your 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. You can turn off the auto-renew subscription from your device settings. • Account will be charged for renewal within 24 hours before the end of the current period. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription. To manage your subscription or turn off auto-renewal on your iPhone: 1. Open the Settings app 2. Tap your name or Apple ID 3. Tap Subscriptions 4. Tap the subscription you want to manage 5. Use the options to manage your subscription Privacy Policy and Terms of Use: https://www.loyal.app/privacy-policy

About

Mochiko Strength Diary

Features
Read full description

Bloom Fit is a workout logging app designed with a focus on making it easy to stick to your routine. It combines quick logging features—for sets, reps, and weights—with progress graphs, body weight logs, rest timers, reminders, and the growth of your workout buddy, "Mochiko." Whether at the gym or at home, simply logging today’s workout lets you see your progress unfold over time. What you can do with Bloom Fit: ・Workout Logging Quickly input exercises, sets, reps, and weights. View past records to breeze through today’s routine without hesitation. ・Calendar and History Check past workouts via calendar or list views. The design makes it easy to look back on what you did and when. ・Progress Graphs Visualize data such as training volume, weekly frequency, and estimated 1RM per exercise. See your growth in numbers. ・Body Weight & Measurement Logs Record weight, body fat percentage, and body measurements. Visualize physical changes alongside your strength training. ・Rest Timers and Notifications Manage rest intervals between sets with a built-in timer. Stay consistent with reminder notifications that help you stick to your schedule. ・Mochiko’s Growth Mochiko grows as you keep logging your workouts. Features like levels, XP, badges, quests, and postcards make staying consistent fun. ・Friend Features Check weekly rankings with friends and cheer each other on. Perfect for those who find it hard to stay motivated alone. ・CSV Export / HealthKit Integration Export your records as CSV files. On iOS, you can also export workouts to the Health app. Bloom Fit values ​​both ease of logging and the joy of consistency. Log today’s set and let your training bloom alongside Mochiko.

Screenshots

Flat Stomach Workouts4 screens
Mochiko Strength Diary3 screens

Verdict

The call

The clearest difference is in-app purchases: Mochiko Strength Diary at none against Flat Stomach Workouts's 11. On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Flat Stomach Workouts sells 11 in-app purchases, starting at $0.99 per month. Mochiko Strength Diary asks for nothing beyond the download.

UpkeepUpdate frequency

Flat Stomach Workouts ships an update every 5 weeks, Mochiko Strength Diary every 3 weeks. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

Scorecard1 real difference · 7 level
Flat Stomach Workouts versus Mochiko Strength Diary: the parameters behind the verdict, then further details
ParameterFlat Stomach WorkoutsMochiko Strength Diary
PriceFreeFree
Positive reviews33.3% of reviews—
Update frequencyEvery 5 weeksEvery 3 weeks — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size141 MB47 MB
Age rating4+4+
DeveloperLoyal Health & Fitness, Inc.YOSUKE NISHIKAWA

In-app purchases

11 purchases

Flat Stomach Workouts

Subscriptions5
  • Monthly Subscription3 Days trial$0.991 Month
  • Fitivity Premium7 Days trial$1.991 Month
  • ad Free One Month$1.991 Month
Show 2 more
  • Yearly Subscription$5.991 Year
  • Yearly Subscription7 Days trial$9.491 Year
One-time6
  • Entire Program - Flat Stomach$4.99
  • Entire Program - Six Pack$4.99
  • Entire Program - 8 Minute Abs$4.99
Show 3 more
  • Entire Program - Lower Abs$4.99
  • Purchase levels of all programs$14.99
  • Lifetime Premium Subscription$299.99
None

Mochiko Strength Diary

No in-app purchases

Questions

Is Flat Stomach Workouts free?
Flat Stomach Workouts is free to download, with in-app purchases available.
Is Mochiko Strength Diary free?
Mochiko Strength Diary is free to download, with no in-app purchases.
Do Flat Stomach Workouts or Mochiko Strength Diary have ads?
Both Flat Stomach Workouts and Mochiko Strength Diary show ads.
Which is updated more often, Flat Stomach Workouts or Mochiko Strength Diary?
Flat Stomach Workouts ships an update every 5 weeks, and Mochiko Strength Diary every 3 weeks. Most recently, Flat Stomach Workouts was updated on October 14, 2026 and Mochiko Strength Diary on October 8, 2026.

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