# Spherium vs AstroShader

The clearest difference is update cadence: AstroShader at every 3 weeks against Spherium's every 26 months. AstroShader also leads on price ($1.99 vs $4.99) and chart position (#10 vs #197). Spherium's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On rating, ads, in-app purchases and monetization model there is nothing between them.

Spherium costs $4.99 and AstroShader $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.3 for Spherium against 4.2 for AstroShader. That said, the two scores are not equally well evidenced: AstroShader has 105 ratings behind it against 15, so its average is the more settled of the two. Written reviews are what separate them: 52% of Spherium's written reviews are positive against 61% of AstroShader's.

Spherium ships an update every 26 months, AstroShader every 3 weeks. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Spherium | AstroShader |
| --- | --- | --- |
| Price | $4.99 | **$1.99** |
| Rating | **[4.3 (15 ratings)](https://appshunter.io/ios/app/spherium/id1502130060/reviews)** | [4.2 (105 ratings)](https://appshunter.io/ios/app/astroshader/id6444631986/reviews) |
| Number of ratings | 15 | **105** |
| Positive reviews | 51.9% of reviews | **61.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Best chart rank | #197 | **#10** |
| Size | 2 MB | 9 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kyle Howells](https://appshunter.io/developer/407267571) | [AstroShader Limited](https://appshunter.io/developer/1655754202) |

## What reviewers say

### Spherium

[App page](https://appshunter.io/ios/app/spherium/id1502130060)

**Currently charting:** #197 Top Paid · Photo & Video (US App Store)

Easily view and share 360-degree images from your photo library. Supports high-resolution panoramas and allows for sharing full 360 photos or specific snapshots. Automatically finds equirectangular images and lets you manually exclude incorrect identifications.

**Highlights:** View 360 degree images, Supports high resolutions (4k, 8k, 16k+), Share full 360 photos, Take and share image snapshots, Automatic 360 image detection, Manual exclusion of images

**Features:** macOS Compatibility

**In-app purchases:** none


### AstroShader

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

**Currently charting:** #10 Top Paid · Photo & Video (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


## Frequently asked questions

### Is Spherium free?

Spherium costs $4.99, with no in-app purchases.

### Is AstroShader free?

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

### Which has better reviews, Spherium or AstroShader?

Spherium is rated higher. Spherium averages 4.3 out of 5 from 15 ratings, while AstroShader averages 4.2 from 105 ratings.

### Do Spherium or AstroShader have ads?

Neither Spherium nor AstroShader shows ads.

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

Spherium ships an update every 26 months, and AstroShader every 3 weeks. Most recently, Spherium was updated on September 22, 2026 and AstroShader on September 24, 2026.

### Which is more popular, Spherium or AstroShader?

Spherium currently peaks at #197 in the App Store charts, and AstroShader at #10. Chart position reflects recent download velocity rather than total install base.

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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.*