# KeyNest vs Promptoll

The clearest difference is iOS requirement: Promptoll at 15.1 against KeyNest's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. KeyNest sells 1 one-off in-app purchase and Promptoll sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

KeyNest ships an update fortnightly, Promptoll every 2 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | KeyNest | Promptoll |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| 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-multi-ai-chat-and-api/id6781749549)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| US$4.99 Top-Up | $4.99 | one-time |
| US$9.99 Top-Up | $9.99 | one-time |
| US$19.99 Top-Up | $19.99 | one-time |
| US$49.99 Top-Up | $49.99 | one-time |
| US$99.99 Top-Up | $99.99 | one-time |


## 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 in-app purchases available.

### Do KeyNest or Promptoll have ads?

Neither KeyNest nor Promptoll shows ads.

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

KeyNest ships an update fortnightly, and Promptoll every 2 weeks. Most recently, KeyNest was updated on November 5, 2026 and Promptoll on November 5, 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.*