# KeyNest vs Prismara

The clearest difference is device support: KeyNest at 3 against Prismara's 1. 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 Prismara sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

KeyNest ships an update fortnightly, Prismara every 2 weeks. The most recent releases landed on October 28, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | KeyNest | Prismara |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Size | 5 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [晨阳 段](https://appshunter.io/developer/1791560858) | [Joy Madhu](https://appshunter.io/developer/6783428397) |

## 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 |


### Prismara

[App page](https://appshunter.io/ios/app/prismara/id6783428395)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus | $2.99 | per month |
| Pro | $7.99 | per month |


## Frequently asked questions

### Is KeyNest free?

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

### Is Prismara free?

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

### Do KeyNest or Prismara have ads?

Neither KeyNest nor Prismara shows ads.

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

KeyNest ships an update fortnightly, and Prismara every 2 weeks. Most recently, KeyNest was updated on October 28, 2026 and Prismara on October 27, 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.*