# CheckIn Pro vs Workout Timer

The clearest difference is in-app purchases: Workout Timer at none against CheckIn Pro's 2. CheckIn Pro's advantage is update cadence (every 2 days vs every 5 days) and iOS requirement (15.5 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. CheckIn Pro sells 2 in-app purchases, starting at $2.99 per month. Workout Timer asks for nothing beyond the download.

CheckIn Pro ships an update every 2 days, Workout Timer every 5 days. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | CheckIn Pro | Workout Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/checkin-pro-physique-tracker/id6785522011/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 91 MB | 68 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Steve Yu](https://appshunter.io/developer/1891894708) | [Kang Wen Chiang](https://appshunter.io/developer/6811742211) |

## What reviewers say

### CheckIn Pro

[App page](https://appshunter.io/ios/app/checkin-pro-physique-tracker/id6785522011)

This app helps physique athletes track their progress with guided, hands-free photo capture and alignment tools. It allows for side-by-side comparisons, logging of weight and measurements, and organizing check-ins by show. Your data is kept private and processed entirely on-device.

**Highlights:** Pose-guided, hands-free capture, Ghost overlay for consistent framing, Side-by-side and blended photo comparisons, Log weight and body measurements, Timelapse animations of progress, On-device data processing for privacy

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CheckIn Pro Monthly | $2.99 | per month |
| CheckIn Pro Annual Subscription | $24.99 | per year |


### Workout Timer

[App page](https://appshunter.io/ios/app/workout-timer-hiit-interval/id6811742209)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is CheckIn Pro free?

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

### Is Workout Timer free?

Workout Timer is free to download, with no in-app purchases.

### Do CheckIn Pro or Workout Timer have ads?

Neither CheckIn Pro nor Workout Timer shows ads.

### Which is updated more often, CheckIn Pro or Workout Timer?

CheckIn Pro ships an update every 2 days, and Workout Timer every 5 days. Most recently, CheckIn Pro was updated on October 7, 2026 and Workout Timer on October 8, 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.*