Comparison

OmniLog vs Body Diary

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

Head to head
About

OmniLog

Features
Read full description

With OmniLog, you can easily keep track of your weight, body measurements, and progress towards your fitness and health goals. Whether you're aiming to lose weight with a diet, gain muscle with exercises at the gym, or maintain a healthy lifestyle habit, OmniLog provides a user-friendly platform to monitor and manage your workout progress and diet results. Record and visualize your progress over time, making it easy to stay motivated and on track. Key Features: - Weight and Measurement Tracking: Log your weight and body measurements accurately. - Custom metrics: OmniLog comes with a set of predefined options, but you can customize it to your needs. Want to track a habit, a custom health metric, or the intensity of an exercise in a training routine? Add a custom entry type! - Visualize Your Progress: View beautiful and insightful charts and graphs to track your journey visually. - Secure Data Backup: Safely store and restore your data across multiple devices using end-to-end encryption (Cloud Sync requires Premium Subscription, other backup options do not). - Intuitive Interface: Enjoy effortless navigation and tracking with a user-friendly interface. Make informed decisions with the wealth of information at your fingertips. By having a clear picture of your progress, you can adjust your diet and exercise routine more efficiently to reach your desired results. Download now and take control of your weight and measurements. Start your journey toward a healthier, fitter you, and let OmniLog empower you to achieve your goals, one measurement at a time. Terms of Use: https://www.omnilog.app/terms Privacy Policy: https://www.omnilog.app/privacy

About

Body Diary

Track daily body changes beyond just weight, including circumference and physical state. Analyze your data to adjust your plan for safe and healthy progress towards your fitness goals.

Highlights
  • Record daily body changes
  • Track weight, circumference, and physical state
  • Analyze data for plan adjustments
  • Set fitness goals
  • Motivate progress
Features
Read full description

Weight loss is a very popular topic at the moment. Some people say that "weight loss is the career of a lifetime". Weight loss is people's pursuit of beauty, but also the pursuit of health. But scientific weight loss should not only focus on changes in body weight, but more importantly, changes in body circumference and physical state. Recording your body changes every day is to leave some traces of the years, and also to motivate yourself to move forward. More importantly, you can adjust your plan through the analysis of the data to ensure the safety and health of the road to weight loss. Set a goal for yourself now, make a plan, and make yourself more disciplined and in a better mood. - Terms of Use: https://github.com/Yonhou/Privacy-Policy/wiki/Terms-of-Use - Privacy Policy: https://github.com/Yonhou/Privacy-Policy/wiki/Privacy-Policy Any questions, please contact: Email: i.punk@qq.com

Screenshots

OmniLog4 screens
Body Diary4 screens

Verdict

The call

The clearest difference is ads: Body Diary at none against OmniLog's shown. Body Diary also leads on update cadence (every 9 days vs every 5 months). OmniLog's advantage is iOS requirement (13.0 vs 15.0). On price, in-app purchases 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. OmniLog sells 4 in-app purchases, starting at $4.99 per month and Body Diary sells 4 in-app purchases, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

OmniLog ships an update every 5 months, Body Diary every 9 days. The most recent releases landed on September 17, 2026 and September 11, 2026 respectively.

Scorecard3 real differences · 6 level
OmniLog versus Body Diary: the parameters behind the verdict, then further details
ParameterOmniLogBody Diary
PriceFreeFree
Rating—3.5 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 5 monthsEvery 9 days — better
AdsYesNo — better
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size93 MB6 MB
Age rating4+4+
DeveloperAndre Leite Barbosa Costa永超 侯

In-app purchases

4 purchases

OmniLog

Subscriptions4
  • Premium - Monthly7 Days trial$4.991 Month
  • Premium - Monthly7 Days trial$7.991 Month
  • Premium - Yearly7 Days trial$39.991 Year
Show 1 more
  • Premium - Yearly7 Days trial$69.991 Year
4 purchases

Body Diary

Subscriptions3
  • VIP Membership$1.491 Month
  • Vip Membership$3.993 Months
  • VIP membership$11.991 Year
One-time1
  • Remove Ads$2.99

Questions

Is OmniLog free?
OmniLog is free to download, with in-app purchases available.
Is Body Diary free?
Body Diary is free to download, with in-app purchases available.
Do OmniLog or Body Diary have ads?
OmniLog shows ads; Body Diary does not.
Which is updated more often, OmniLog or Body Diary?
OmniLog ships an update every 5 months, and Body Diary every 9 days. Most recently, OmniLog was updated on September 17, 2026 and Body Diary on September 11, 2026.

Other comparisons