# BMI Calculator・Weight Tracker vs Progress

The clearest difference is rating: BMI Calculator・Weight Tracker at 4.8 against Progress's 3.8. BMI Calculator・Weight Tracker also leads on monetization model (freemium vs subscription) and ratings volume (508 vs 13). Progress's advantage is update cadence (weekly vs every 2 months). On price, ads and in-app purchases there is nothing between them.

Both are free to download. BMI Calculator・Weight Tracker sells 5 in-app purchases, starting at $9.99 per month and Progress sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

BMI Calculator・Weight Tracker holds the better App Store score, 4.8 against 3.8. That said, the two scores are not equally well evidenced: BMI Calculator・Weight Tracker has 508 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 84% of BMI Calculator・Weight Tracker's written reviews are positive against 75% of Progress's.

BMI Calculator・Weight Tracker ships an update every 2 months, Progress weekly. The most recent releases landed on September 13, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | BMI Calculator・Weight Tracker | Progress |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (508 ratings)](https://appshunter.io/ios/app/bmi-calculatorweight-tracker/id1560499972/reviews)** | [3.8 (13 ratings)](https://appshunter.io/ios/app/progress-ai-timelapse/id6477857716/reviews) |
| Number of ratings | **508** | 13 |
| Positive reviews | **84.0% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Freemium** | Subscription |
| Size | 53 MB | 198 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [AboutMe Apps, Inc.](https://appshunter.io/developer/1088980079) | [Amor Fati Apps](https://appshunter.io/developer/1730876713) |

## What reviewers say

### BMI Calculator・Weight Tracker

[App page](https://appshunter.io/ios/app/bmi-calculatorweight-tracker/id1560499972)

Easily calculate your Body Mass Index (BMI) and track your weight progress. Visualize your trends with graphs, gain predictive insights, and set goals for your health journey. Supports metric and imperial systems, with Apple Watch integration.

**Highlights:** BMI Calculation, Weight Tracking, Metric and Imperial Systems, Apple Watch Integration, Graphs and Stats, Predictive Insights

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monitor your weight & progress | $9.99 | per month |
| Monthly Premium | $9.99 | per month |
| Predict your future weight＋BMI | $19.99 | per year |
| Premium Year | $19.99 | per year |
| Premium 3 Months | $19.99 | per 3 months |

**What reviewers like**

- 👍 Simple and easy-to-use interface
- 📊 Effective weight tracking and logging
- 🎨 Aesthetically pleasing design
- ⚡ Quick daily input process
- 🏥 Integrates with Apple Health

**What reviewers complain about**

- 🐛 App crashes after recent updates
- 🐛 App won't open on iOS 17.5.1
- 😔 Potentially negative psychological impact with BMI labels
- 🎨 Loss of color customization options

**Reported bugs**

- App stopped working after June 2024 update
- Crashes on iPad Air (5th Generation) with iOS 17.5.1
- Unable to open app on latest iOS versions
- App fails to launch after recent updates

**Requested features**

- Restore different color options for tracking
- More sensitive language for BMI categorization


### Progress

[App page](https://appshunter.io/ios/app/progress-ai-timelapse/id6477857716)

This app helps you visualize your physical transformation over time by creating AI-generated timelapse videos from weekly photos. It offers features like perfect alignment, automatic background removal, and voice-activated shutter for easy photo capture. Seamlessly track your weight with HealthKit integration and share your journey with others.

**Highlights:** AI-generated timelapse videos, Perfect photo alignment and matching, Automatic background removal, Voice-activated shutter, HealthKit integration for weight tracking, Easy video export for social media

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access - Monthly | $3.99 | per month |
| Full Access - Monthly | $6.99 | per month |
| Full Access - Yearly | $24.99 | per year |
| Full Access - Yearly | $59.99 | per year |


## Frequently asked questions

### Is BMI Calculator・Weight Tracker free?

BMI Calculator・Weight Tracker is free to download, with in-app purchases available.

### Is Progress free?

Progress is free to download, with in-app purchases available.

### Which has better reviews, BMI Calculator・Weight Tracker or Progress?

BMI Calculator・Weight Tracker is rated higher. BMI Calculator・Weight Tracker averages 4.8 out of 5 from 508 ratings, while Progress averages 3.8 from 13 ratings.

### Do BMI Calculator・Weight Tracker or Progress have ads?

Neither BMI Calculator・Weight Tracker nor Progress shows ads.

### Which is updated more often, BMI Calculator・Weight Tracker or Progress?

BMI Calculator・Weight Tracker ships an update every 2 months, and Progress weekly. Most recently, BMI Calculator・Weight Tracker was updated on September 13, 2026 and Progress on September 23, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*