Comparison

WTFatLite vs 00

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

Head to head
About

WTFatLite

Features
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This app has a physics engine and will make you to enjoy recording your body weight/fat! It is fun more than general scaling applications. Enjoy! *** Features *** - Recording without keyboard. - Graph for your data. (Weight/Fat at the same time) *** How to use it *** [ Weight/Fat ] 1. Choose the date. 2. Then, choose the weight you want use. (Also you can change it any time.) 3. Tap the display on the scale until your weight. 4. Push the register button, then done! [ Graph ] You can drag the graph for confirming any day. [ Settings ] - Reset All data can be deleted. You can choose all weights/all fats/both. - Glid Showing any lines can be changed.

About

00

This workout tool allows you to create custom exercise routines with timers, reminders, and notes. Track your progress by saving sessions and viewing your improvements over time. It's a free, personal project designed for users who know their own exercises.

Highlights
  • Customizable exercise display
  • Metronome and reminder setup
  • Exercise tagging and notes
  • Create sets and routines
  • Save and track session progress
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00:37 is a workout tool. important notes: - the app doesn't contain any exercises or routines. add and do exercises you know how to do properly. 00:37 does not replace a mentor or classes. - the app is a side project, mostly designed for personal use, made available for free. I may update it occasionally, but don't expect regular updates or convenient features. I may also remove features that don't work for me or change things in ways you may not like; that's part of the deal here. features: - 5 types of exercises display time, repetitions, or amounts in different ways. - add a metronome, setup time, reminder sounds, tags, and notes to your exercises. - create sets and routines of exercises. - save your sessions so you can see how you progress. tip: - you are less likely to miss a timer, break, or reminder by going to Settings > Notifications > 00:37 and setting the notification style to 'Persistent'.

Screenshots

WTFatLite3 screens
004 screens

Verdict

The call

The clearest difference is ads: 00 at none against WTFatLite's shown. 00 also leads on update cadence (daily vs every 3 months) and iOS requirement (10.0 vs 14.0). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

WTFatLite ships an update every 3 months, 00 daily. The most recent releases landed on September 20, 2026 and September 19, 2026 respectively.

Scorecard3 real differences · 6 level
WTFatLite versus 00: the parameters behind the verdict, then further details
ParameterWTFatLite00
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 3 monthsDaily — better
AdsYesNo — better
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.010.0 — better
Further details — not scored
Size6 MB28 MB
Age rating4+4+
DeveloperF-NET AppsAdriaan de Jongh

In-app purchases

None

WTFatLite

No in-app purchases

None

00

No in-app purchases

Questions

Is WTFatLite free?
WTFatLite is free to download, with no in-app purchases.
Is 00 free?
00 is free to download, with no in-app purchases.
Do WTFatLite or 00 have ads?
WTFatLite shows ads; 00 does not.
Which is updated more often, WTFatLite or 00?
WTFatLite ships an update every 3 months, and 00 daily. Most recently, WTFatLite was updated on September 20, 2026 and 00 on September 19, 2026.

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