# Weight Tracker & Check BMI vs Caliper

The clearest difference is update cadence: Caliper at every 8 days against Weight Tracker & Check BMI's every 3 months. Weight Tracker & Check BMI's advantage is device support (3 vs 1) and iOS requirement (12.1 vs 16.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Weight Tracker & Check BMI sells 1 one-off in-app purchase and Caliper sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Weight Tracker & Check BMI ships an update every 3 months, Caliper every 8 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Weight Tracker & Check BMI | Caliper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (55 ratings)](https://appshunter.io/ios/app/weight-tracker-and-check-bmi/id1453966051/reviews)** | — |
| Number of ratings | **55** | — |
| Positive reviews | 38.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 19 MB |
| Requires iOS | **12.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [SUSAMP INFOTECH](https://appshunter.io/developer/1535920005) | [Crex Labs LLC](https://appshunter.io/developer/6797306643) |

## What reviewers say

### Weight Tracker & Check BMI

[App page](https://appshunter.io/ios/app/weight-tracker-and-check-bmi/id1453966051)

Easily track your daily weight changes to monitor progress towards your fitness goals. The app helps you set targets, log measurements, and analyze your weight loss or gain with smart charts and statistics. It also calculates your Body Mass Index (BMI) and suggests an ideal body weight.

**Highlights:** Set and track weight goals, Daily weight logging, BMI calculation, Ideal body weight suggestion, Weight progress charts, Measurement unit selection (kg/lb, cm/ft+in), Smart reminders

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Caliper

[App page](https://appshunter.io/ios/app/caliper-body-composition/id6797306641)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Annual | $49.99 | per year |


## Frequently asked questions

### Is Weight Tracker & Check BMI free?

Weight Tracker & Check BMI is free to download, with in-app purchases available.

### Is Caliper free?

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

### Do Weight Tracker & Check BMI or Caliper have ads?

Neither Weight Tracker & Check BMI nor Caliper shows ads.

### Which is updated more often, Weight Tracker & Check BMI or Caliper?

Weight Tracker & Check BMI ships an update every 3 months, and Caliper every 8 days. Most recently, Weight Tracker & Check BMI was updated on October 24, 2026 and Caliper on October 29, 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.*