# i3DSteroidbasic vs SLImageViewer

The clearest difference is update cadence: SLImageViewer at every 4 days against i3DSteroidbasic's every 6 weeks. i3DSteroidbasic's advantage is iOS requirement (15.0 vs 26.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

i3DSteroidbasic ships an update every 6 weeks, SLImageViewer every 4 days. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | i3DSteroidbasic | SLImageViewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/i3dsteroidbasic/id500514895/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 31.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 7 MB | 4 MB |
| Requires iOS | **15.0** | 26.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Spmaker](https://appshunter.io/developer/467945373) | [Stefan Lux Dr](https://appshunter.io/developer/6816727507) |

## What reviewers say

### i3DSteroidbasic

[App page](https://appshunter.io/ios/app/i3dsteroidbasic/id500514895)

Create and view stereoscopic 3D images and videos on your iPhone, iPad, or iPod touch. Supports various input formats, display methods, and includes tools for image adjustment and sharing.

**Highlights:** Auto-align L/R images, Supports SBS, MPO input, Multiple display methods (SBS, 2D, Anaglyph), Slideshow functionality, Take L/R pictures with internal camera, Image adjustment and cropping, Share to Twitter

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

**In-app purchases:** none


### SLImageViewer

[App page](https://appshunter.io/ios/app/slimageviewer/id6822709170)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is i3DSteroidbasic free?

i3DSteroidbasic is free to download, with no in-app purchases.

### Is SLImageViewer free?

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

### Do i3DSteroidbasic or SLImageViewer have ads?

Neither i3DSteroidbasic nor SLImageViewer shows ads.

### Which is updated more often, i3DSteroidbasic or SLImageViewer?

i3DSteroidbasic ships an update every 6 weeks, and SLImageViewer every 4 days. Most recently, i3DSteroidbasic was updated on November 1, 2026 and SLImageViewer on November 6, 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.*