# OpenClient for OpenCode vs STL Viewer

The clearest difference is in-app purchases: STL Viewer at none against OpenClient for OpenCode's 2. STL Viewer also leads on iOS requirement (15.0 vs 17.0). OpenClient for OpenCode's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. OpenClient for OpenCode sells 2 in-app purchases, starting at $4.99 per month. STL Viewer asks for nothing beyond the download.

OpenClient for OpenCode ships an update every 6 days, STL Viewer every 5 days. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | OpenClient for OpenCode | STL Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (6 ratings)](https://appshunter.io/ios/app/openclient-for-opencode/id6763641767/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 63.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | Free | — |
| Size | 67 MB | 27 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Nicolas Toporcov](https://appshunter.io/developer/1475317888) | [Alper Vural](https://appshunter.io/developer/1728214585) |

## What reviewers say

### OpenClient for OpenCode

[App page](https://appshunter.io/ios/app/openclient-for-opencode/id6763641767)

This app provides a native mobile interface for interacting with a self-hosted OpenCode server. Developers can manage projects, resume coding sessions, review agent activity, and respond to prompts directly from their iPhone or iPad.

**Highlights:** Connect to self-hosted OpenCode servers, Browse projects and session history, Continue chat conversations, Stream assistant responses live, Send prompts and attach files, Built-in Excalidraw drawing board, Native SwiftUI interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Lifetime | $19.99 | one-time |


### STL Viewer

[App page](https://appshunter.io/ios/app/stl-viewer-3d-model-and-3mf/id6801906359)

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenClient for OpenCode free?

OpenClient for OpenCode is free to download, with in-app purchases available.

### Is STL Viewer free?

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

### Do OpenClient for OpenCode or STL Viewer have ads?

STL Viewer shows ads; OpenClient for OpenCode does not.

### Which is updated more often, OpenClient for OpenCode or STL Viewer?

OpenClient for OpenCode ships an update every 6 days, and STL Viewer every 5 days. Most recently, OpenClient for OpenCode was updated on October 11, 2026 and STL Viewer on October 16, 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.*