# BMI Calculator ~ vs Fasting Tracker

The clearest difference is monetization model: Fasting Tracker at freemium against BMI Calculator ~'s subscription. Fasting Tracker also leads on ads (none vs shown) and review sentiment (93% vs 60%). BMI Calculator ~'s advantage is iOS requirement (13.0 vs 15). On price and in-app purchases there is nothing between them.

Both are free to download. BMI Calculator ~ sells 5 in-app purchases, starting at $0.99 per 7 days and Fasting Tracker sells 17 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Fasting Tracker holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Fasting Tracker has 9.1K ratings behind it against 731, so its average is the more settled of the two. Written reviews point the same way: 60% of BMI Calculator ~'s written reviews are positive against 93% of Fasting Tracker's.

BMI Calculator ~ ships an update every 3 weeks, Fasting Tracker every 3 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | BMI Calculator ~ | Fasting Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (731 ratings)](https://appshunter.io/ios/app/bmi-calculator/id1582149778/reviews) | **[5.0 (9.1K ratings)](https://appshunter.io/ios/app/fasting-tracker-easy-fast/id6478773954/reviews)** |
| Number of ratings | 731 | **9.1K** |
| Positive reviews | 60.0% of reviews | **93.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Subscription | **Freemium** |
| Size | 23 MB | 75 MB |
| Requires iOS | **13.0** | 15 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [LIFEPLUS HEALTH LTD](https://appshunter.io/developer/1559178205) | [Samtark Pty Ltd](https://appshunter.io/developer/1566081928) |

## What reviewers say

### BMI Calculator ~

[App page](https://appshunter.io/ios/app/bmi-calculator/id1582149778)

Calculate your Body Mass Index (BMI) and track your weight loss journey. Set goals, monitor progress with daily tracking and weekly reminders, and gain insights through clear statistics and visualizations. Integrates with HealthKit for a comprehensive health overview.

**Highlights:** BMI calculation by age and sex, 31-day weight-loss challenge, Daily local weight tracking, HealthKit integration, Weight progress graphs, Goal setting and progress tracking, Weight reminders

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BMI Calculator Premium | $0.99 | per 7 days |
| BMI Calculator Premium | $0.99 | per 7 days |
| BMI Calculator Premium | $1.99 | per 7 days |
| BMI Calculator Premium | $1.99 | per 7 days |
| BMI Calculator Premium | $19.99 | per year |

**What reviewers like**

- 👍 User-friendly and easy to navigate
- 💪 Positive reinforcement for weight tracking
- ✨ Aesthetically pleasing design
- 📊 Helpful weight tracking features
- 💧 Includes meal plans and hydration guidance

**What reviewers complain about**

- 🐛 BMI calculation frequently inaccurate
- 📏 Severely limited height input options
- 💰 Paywall for basic tracking features
- ⚠️ Inappropriate congratulations for unhealthy weight gain
- 🔧 Incomplete and basic app functionality

**Reported bugs**

- Height input only goes up to 5'9" maximum
- Height in inches only goes up to 9 instead of 12
- BMI calculations are significantly off from actual values
- App congratulates users for unhealthy weight gain
- FAQ and subscription cancellation links broken

**Requested features**

- Extend maximum height limit beyond 5'9"
- Add decimal options for height input (e.g., 5'5.5")
- Improve BMI calculation accuracy
- Add proper FAQ and support page links
- Expand challenge variety beyond water/step reminders


### Fasting Tracker

[App page](https://appshunter.io/ios/app/fasting-tracker-easy-fast/id6478773954)

This app helps you track intermittent fasting with a simple, ad-free timer. It offers core features for free, with optional Pro upgrades for advanced tracking, widgets, and Apple Watch integration. Your data is kept private with no account required.

**Highlights:** Intermittent fasting timer, Water tracking with reminders, Weight tracking, No account required, Ad-free experience, Advanced protocols (Pro), Home screen widgets (Pro)

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

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Seedling Sponsor | $0.99 | per month |
| Seedling Sponsor | $1.99 | per month |
| Seedling Sponsor | $2.99 | per month |
| Seedling Sponsor | $3.99 | per month |
| Flourish Sponsor | $4.99 | per month |
| Easy Fast Pro | $9.99 | per month |
| Monthly Tip | $9.99 | per month |
| Monthly Tip | $14.99 | per month |
| Monthly Tip | $19.99 | per month |
| Easy Fast Pro | $49.99 | per year |
| Tip | $1.99 | one-time |
| Tip | $2.99 | one-time |
| Tip | $3.99 | one-time |
| Tip | $4.99 | one-time |
| Tip | $9.99 | one-time |
| Tip | $19.99 | one-time |
| Tip | $29.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 👍 Simple and straightforward interface
- 🚀 Flexible fasting options
- 🚀 Detailed fasting progress tracking
- 👍 Customizable display

**What reviewers complain about**

- 🐛 Occasional app freezes or crashes
- 🔒 No user account/data sync across devices
- 🐛 Issues with lock screen/home screen widgets

**Reported bugs**

- Inability to save measurements
- Inconsistent widget updates

**Requested features**

- Integration with Apple Health
- Community/social features
- Ability to plan/schedule future fasts
- Ketosis/fat-burning tracking


## Frequently asked questions

### Is BMI Calculator ~ free?

BMI Calculator ~ is free to download, with in-app purchases available.

### Is Fasting Tracker free?

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

### Which has better reviews, BMI Calculator ~ or Fasting Tracker?

Fasting Tracker is rated higher. BMI Calculator ~ averages 4.7 out of 5 from 731 ratings, while Fasting Tracker averages 5.0 from 9.1K ratings.

### Do BMI Calculator ~ or Fasting Tracker have ads?

BMI Calculator ~ shows ads; Fasting Tracker does not.

### Which is updated more often, BMI Calculator ~ or Fasting Tracker?

BMI Calculator ~ ships an update every 3 weeks, and Fasting Tracker every 3 days. Most recently, BMI Calculator ~ was updated on October 24, 2026 and Fasting Tracker on October 24, 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.*