# StarryLens vs Calisthenics Timer

The clearest difference is in-app purchases: Calisthenics Timer at none against StarryLens's 4. Calisthenics Timer also leads on update cadence (every 3 days vs every 3 weeks). StarryLens's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. StarryLens sells 4 in-app purchases, starting at $2.99 per month. Calisthenics Timer asks for nothing beyond the download.

StarryLens ships an update every 3 weeks, Calisthenics Timer every 3 days. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | StarryLens | Calisthenics Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (134 ratings)](https://appshunter.io/ios/app/starrylens-night-sky-camera/id6448165469/reviews)** | — |
| Number of ratings | **134** | — |
| Positive reviews | 39.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 33 MB | 32 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yuanye Technology](https://appshunter.io/developer/1683766097) | [Joshua Van der Merwe](https://appshunter.io/developer/6795572893) |

## What reviewers say

### StarryLens

[App page](https://appshunter.io/ios/app/starrylens-night-sky-camera/id6448165469)

Capture breathtaking night sky photos with advanced AI and specialized modes for star-filled skies and cityscapes. Enhance low-light images, reduce noise, and achieve sharp results even without a tripod. Offers HDR fusion and a user-friendly interface for all skill levels.

**Highlights:** AI-enhanced low-light photography, Star Mode for clear starry skies, City Mode for urban night scenes, HDR fusion for balanced exposure, Advanced image stabilization, Powerful noise reduction, Customizable shooting parameters

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Early Subscription(Monthly) | $2.99 | per month |
| Early Subscription(Annual) | $14.99 | per year |
| Special Offer(Annual) | $14.99 | per year |
| Remove watermarks | $1.99 | one-time |


### Calisthenics Timer

[App page](https://appshunter.io/ios/app/calisthenics-timer/id6795572891)

**In-app purchases:** none


## Frequently asked questions

### Is StarryLens free?

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

### Is Calisthenics Timer free?

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

### Do StarryLens or Calisthenics Timer have ads?

Calisthenics Timer shows ads; StarryLens does not.

### Which is updated more often, StarryLens or Calisthenics Timer?

StarryLens ships an update every 3 weeks, and Calisthenics Timer every 3 days. Most recently, StarryLens was updated on November 3, 2026 and Calisthenics Timer on October 25, 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.*