Simple Scales vs FastBit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Simple Scales
Manually log your weight and have it securely stored in your device's health data. This app also calculates and saves your Body Mass Index, simplifying health data tracking.
- Manual weight entry
- HealthKit integration
- Body Mass Index calculation
- Secure data storage
- Regular health data tracking
Read full descriptionHide full description
Easily enter in your weight and it will be saved to your iPhone's secure HealthKit store. Ideal for those who prefer to manually track their weight regularly. Simple scales also shows and saves your Body Mass Index, making it easier than ever to keep track of your health data.
FastBit
Read full descriptionHide full description
The FastBit is a native iOS app, helping you track your fasting. With predefined fasting ranges and the custom range, you are able to tailor your strategy to your very needs. Please be aware that fasting can be a very powerful tool with the potential to improve your health, but always consult your intentions with a medical professional. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms & Conditions: https://fastbit.app/terms.html Privacy Policy: https://fastbit.app/privacy.html
Screenshots
Verdict
The clearest difference is price: FastBit at Free against Simple Scales's $0.99. Simple Scales's advantage is iOS requirement (12.0 vs 17.6). On update cadence, ads, 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
FastBit is free to download; Simple Scales costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Simple Scales ships an update every 7 months, FastBit every 8 months. The most recent releases landed on September 19, 2026 and May 19, 2026 respectively.
| Parameter | Simple Scales | FastBit |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 3.9 (515 ratings) — better | — |
| Positive reviews | 51.7% of reviews | — |
| Number of ratings | 515 — better | — |
| Update frequency | Every 7 months — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod, Apple Watch — better | iPhone, Apple Watch |
| Requires iOS | 12.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 11 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Toast Studio Australia | Martin Stanek |
Bugs and requests
Simple Scales
Reported bugs
12 issues- Can only set weight in certain increments
- Doesn't show history
- Doesn't show how far you have come
- Apple Watch complication is useless
- Wouldn't weigh
Show 7 moreShow fewer
- Not letting me do anything but enter weight
- No direct link to change units
- Apple Watch app not working
- Apple Watch app loads but has a blank line
- Will not work on Apple Watch
- Crashes constantly
- Almost never loads on the Apple Watch
Requested features
7 requests- Show history
- Graph of progress
- Show healthy BMI range
- Direct link to change units
- Apple Watch complication to convey information
Show 2 moreShow fewer
- Fix crashing issues
- Fix Apple Watch loading issues
FastBit
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Simple Scales
No in-app purchases
FastBit
No in-app purchases
