# PromptLab vs Jin Mobile

The clearest difference is price: PromptLab at Free against Jin Mobile's $24.99. PromptLab also leads on update cadence (every 5 days vs fortnightly) and iOS requirement (15.6 vs 17.4). On ads, in-app purchases and device support there is nothing between them.

PromptLab is free to download; Jin Mobile costs $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PromptLab ships an update every 5 days, Jin Mobile fortnightly. The most recent releases landed on October 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PromptLab | Jin Mobile |
| --- | --- | --- |
| Price | **Free** | $24.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Fortnightly |
| Size | 32 MB | 90 MB |
| Requires iOS | **15.6** | 17.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Aykut YILDIRIM](https://appshunter.io/developer/1682027491) | [Murali Balaraman](https://appshunter.io/developer/1894488481) |

## What reviewers say

### PromptLab

[App page](https://appshunter.io/ios/app/promptlab/id6743377895)

**Features:** macOS Compatibility

**In-app purchases:** none


### Jin Mobile

[App page](https://appshunter.io/ios/app/jin-mobile/id6762514532)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is PromptLab free?

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

### Is Jin Mobile free?

Jin Mobile costs $24.99, with no in-app purchases.

### Do PromptLab or Jin Mobile have ads?

Neither PromptLab nor Jin Mobile shows ads.

### Which is updated more often, PromptLab or Jin Mobile?

PromptLab ships an update every 5 days, and Jin Mobile fortnightly. Most recently, PromptLab was updated on October 2, 2026 and Jin Mobile on October 31, 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.*