# Cumbersome vs MantisBT Mobile

The clearest difference is update cadence: Cumbersome at every 3 days against MantisBT Mobile's every 10 days. Cumbersome also leads on iOS requirement (18.0 vs 26.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Cumbersome sells 2 in-app purchases, starting at $4.99 per month and MantisBT Mobile sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Cumbersome ships an update every 3 days, MantisBT Mobile every 10 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Cumbersome | MantisBT Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (96 ratings)](https://appshunter.io/ios/app/cumbersome-ai-llm-api-client/id6753016821/reviews)** | — |
| Number of ratings | **96** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 10 days |
| Monetization | Free | — |
| Size | 79 MB | 3 MB |
| Requires iOS | **18.0** | 26.5 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Folding Sky Co](https://appshunter.io/developer/1842155029) | [Dirk Malorny](https://appshunter.io/developer/301250988) |

## What reviewers say

### Cumbersome

[App page](https://appshunter.io/ios/app/cumbersome-ai-llm-api-client/id6753016821)

Connect directly to AI provider APIs for greater control over model selection and parameters. Compare different AI models, pay per use, and customize responses with advanced features. Supports multiple providers and custom endpoints.

**Highlights:** Direct API connections, Multi-provider support, Full parameter control, Face/Off Mode with AI judge, Concurrent chats, Edit messages, Rich content support

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cumbersome Pro Monthly | $4.99 | per month |
| Cumbersome Pro Annual | $39.99 | per year |


### MantisBT Mobile

[App page](https://appshunter.io/ios/app/mantisbt-mobile/id6777996273)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vollversion | $3.99 | one-time |


## Frequently asked questions

### Is Cumbersome free?

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

### Is MantisBT Mobile free?

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

### Do Cumbersome or MantisBT Mobile have ads?

Neither Cumbersome nor MantisBT Mobile shows ads.

### Which is updated more often, Cumbersome or MantisBT Mobile?

Cumbersome ships an update every 3 days, and MantisBT Mobile every 10 days. Most recently, Cumbersome was updated on October 24, 2026 and MantisBT Mobile 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.*