# Girths & caliper vs Align Strength Training

The clearest difference is update cadence: Girths & caliper at every 3 weeks against Align Strength Training's every 3 months. Align Strength Training's advantage is iOS requirement (15.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Girths & caliper sells 6 in-app purchases, starting at $3.99 per month and Align Strength Training sells 1 in-app purchase, starting at $350.00 per month. Whichever you choose, the download price is not the number that matters.

Girths & caliper ships an update every 3 weeks, Align Strength Training every 3 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Girths & caliper | Align Strength Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/girths-and-caliper/id1447380258/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 19 MB | 56 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Alberto Lunardini](https://appshunter.io/developer/1081594806) | [John Alimo](https://appshunter.io/developer/1785208223) |

## What reviewers say

### Girths & caliper

[App page](https://appshunter.io/ios/app/girths-and-caliper/id1447380258)

Track your body composition progress with detailed measurements of skinfolds and girths. Visualize your journey with charts and photos, and integrate with your health data. Easily scan supplements and save your progress securely.

**Highlights:** 16 Girth points, 4 Skinfold methods, Progress charting, Photo integration, Health app integration, Data export/import, Barcode supplement scanner

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Subscription Yearly | $29.99 | per year |
| Supplement list expanse | $0.99 | one-time |
| All 16 Girths point | $1.99 | one-time |
| Jacson&Polloc Methods | $1.99 | one-time |
| Unlock all features-remove ads | $3.99 | one-time |


### Align Strength Training

[App page](https://appshunter.io/ios/app/align-strength-training/id6739426917)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Coaching | $350.00 | per month |


## Frequently asked questions

### Is Girths & caliper free?

Girths & caliper is free to download, with in-app purchases available.

### Is Align Strength Training free?

Align Strength Training is free to download, with in-app purchases available.

### Do Girths & caliper or Align Strength Training have ads?

Neither Girths & caliper nor Align Strength Training shows ads.

### Which is updated more often, Girths & caliper or Align Strength Training?

Girths & caliper ships an update every 3 weeks, and Align Strength Training every 3 months. Most recently, Girths & caliper was updated on October 24, 2026 and Align Strength Training on October 28, 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.*