Comparison

Self vs Within Body

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

Head to head
About

Self

Features
Read full description

Have you ever thought about the impact that your self-confidence can have on various areas of your life? Self-confidence involves believing in your own abilities, qualities, and personal judgments. Cultivating a healthy level of self-confidence is crucial for achieving success, both socially and professionally. This app offers the opportunity to discover how your self-confidence stands. Additionally, you will find a variety of other tests that will help you assess how well you protect your emotions and quality of life. Take the self-confidence test and explore other evaluations available in this app. Increase your understanding of yourself and take the first steps towards a more confident and emotionally healthy life.

About

Within Body

Features
Read full description

Within Less noise. More direction. Most people don't fail because they lack motivation. They fail because nobody told them what actually matters. Within is where that gets fixed. The app is your daily connection to a real coach: training, nutrition, and the decisions in between. No generic templates, no 40-tab spreadsheets, no guessing what to do on a Tuesday when you're tired and short on time. Whether you're starting out or you've been training for years, the work is built around your body, your schedule, and the goal you actually care about: losing fat, building muscle, getting stronger, feeling better in your own skin. What you get: A plan that's yours. Built by your coach around your goal, your equipment, and the time you really have. Direct access to your coach. Message them in the app. Ask the awkward questions. Get an answer, not a link. Progress you can see. Weights, measurements, photos, training data, all in one place, so decisions are based on evidence instead of mood. Adjustments as you go. Your plan changes when your life or your body changes. That's the point. Within integrates with Health Connect and wearable devices to deliver personalized coaching and precise tracking. Using your health data, we run regular check-ins and track progress over time so your plan stays accurate and your results keep compounding. Download Within and stop optimizing things that don't matter. * App access requires paid coaching plan Terms of use: https://kahunas.io/terms-conditions Privacy policy: https://kahunas.io/privacy

Screenshots

Self4 screens
Within Body3 screens

Verdict

The call

The clearest difference is update cadence: Self at every 8 days against Within Body's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Self sells 5 one-off in-app purchases and Within Body sells 1 in-app purchase, starting at $250.00 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Self ships an update every 8 days, Within Body every 6 weeks. The most recent releases landed on September 28, 2026 and October 1, 2026 respectively.

Scorecard1 real difference ยท 5 level
Self versus Within Body: the parameters behind the verdict, then further details
ParameterSelfWithin Body
PriceFreeFree
Update frequencyEvery 8 days โ€” betterEvery 6 weeks
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details โ€” not scored
Size41 MB51 MB
Age rating4+17+
DeveloperF.R. - CUIDADOS DE SAUDE, LDAJakub Domanus

In-app purchases

5 purchases

Self

One-time5
  • Remove Ads$0.99
  • Personality Test Pack$1.99
  • Mental Health Test Pack$1.99
Show 2 more
  • Relationships Test Pack$1.99
  • Unlock All Tests$3.99
1 purchases

Within Body

Subscriptions1
  • Monthly$250.001 Month

Questions

Is Self free?
Self is free to download, with in-app purchases available.
Is Within Body free?
Within Body is free to download, with in-app purchases available.
Do Self or Within Body have ads?
Neither Self nor Within Body shows ads.
Which is updated more often, Self or Within Body?
Self ships an update every 8 days, and Within Body every 6 weeks. Most recently, Self was updated on September 28, 2026 and Within Body on October 1, 2026.

Other comparisons