# KeyNest vs Promptoll

The clearest difference is in-app purchases: Promptoll at none against KeyNest's 1. Promptoll also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. KeyNest sells 1 one-off in-app purchase. Promptoll asks for nothing beyond the download.

KeyNest ships an update every 2 weeks, Promptoll fortnightly. Both last shipped on September 10, 2026.

## The numbers

| Metric | KeyNest | Promptoll |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Size | 5 MB | 30 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [晨阳 段](https://appshunter.io/developer/1791560858) | [Chenhan Global Trading Co., Limited](https://appshunter.io/developer/6781650296) |

## What reviewers say

### KeyNest

[App page](https://appshunter.io/ios/app/keynest-ai-api-key-manager/id6779501183)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KeyNest Pro | $1.99 | one-time |


### Promptoll

[App page](https://appshunter.io/ios/app/promptoll/id6781749549)

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

**In-app purchases:** none


## Frequently asked questions

### Is KeyNest free?

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

### Is Promptoll free?

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

### Do KeyNest or Promptoll have ads?

Neither KeyNest nor Promptoll shows ads.

### Which is updated more often, KeyNest or Promptoll?

KeyNest ships an update every 2 weeks, and Promptoll fortnightly. Most recently, KeyNest was updated on September 10, 2026 and Promptoll on September 10, 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.*