# AstroShader vs Keptt

The clearest difference is price: Keptt at Free against AstroShader's $1.99. Keptt also leads on review sentiment (100% vs 62%) and update cadence (every 9 days vs every 3 weeks). AstroShader's advantage is chart position (#20 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Keptt is free to download; AstroShader costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AstroShader ships an update every 3 weeks, Keptt every 9 days. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | AstroShader | Keptt |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.3 (121 ratings)](https://appshunter.io/ios/app/astroshader/id6444631986/reviews)** | — |
| Number of ratings | **121** | — |
| Positive reviews | 62.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Paid | **Free** |
| Best chart rank | **#20** | — |
| Size | 9 MB | 66 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [AstroShader Limited](https://appshunter.io/developer/1655754202) | [KEPTT LTD](https://appshunter.io/developer/6788915962) |

## What reviewers say

### AstroShader

[App page](https://appshunter.io/ios/app/astroshader/id6444631986)

**Currently charting:** #20 Top Paid · Photo & Video, #138 Top Paid (US App Store)

Capture, stack, and edit stunning astrophotography directly on your mobile device. This app streamlines the process by aligning and stacking images live during capture, eliminating the need for external software. Fine-tune your celestial images with a comprehensive suite of editing tools.

**Highlights:** Live image alignment and stacking, Manual focus control, Adjustable exposure, ISO, and white balance, Intervalometer for timed captures, Advanced image editing tools, Save in multiple formats including TIFF

**In-app purchases:** none


### Keptt

[App page](https://appshunter.io/ios/app/keptt/id6788915960)

Easily create a shared album for any event, from parties to trips. Invite friends to contribute photos and videos in real-time, ensuring all memories are kept together in one collective gallery. Features include event mapping, on-site photo submission, and host moderation for a private and organized experience.

**Highlights:** Create shared event galleries, Real-time photo and video contributions, Invite guests via link or QR code, Pin events on a map, On-site mode for authentic galleries, Host photo approval, Private by default with deletion options

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

**In-app purchases:** none


## Frequently asked questions

### Is AstroShader free?

AstroShader costs $1.99, with no in-app purchases.

### Is Keptt free?

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

### Do AstroShader or Keptt have ads?

Neither AstroShader nor Keptt shows ads.

### Which is updated more often, AstroShader or Keptt?

AstroShader ships an update every 3 weeks, and Keptt every 9 days. Most recently, AstroShader was updated on October 30, 2026 and Keptt 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.*