# Prisma vs Keepy

The clearest difference is in-app purchases: Prisma at none against Keepy's 3. Prisma also leads on update cadence (daily vs every 9 days) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Keepy sells 3 in-app purchases, starting at $1.99 per month. Prisma asks for nothing beyond the download.

Prisma ships an update daily, Keepy every 9 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Prisma | Keepy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 9 days |
| Size | 23 MB | 61 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [PRISMA PAYMENTS EP SA.](https://appshunter.io/developer/1556212644) | [Simone Villa](https://appshunter.io/developer/1866241387) |

## What reviewers say

### Prisma

[App page](https://appshunter.io/ios/app/prisma/id6743554796)

**Features:** macOS Compatibility

**In-app purchases:** none


### Keepy

[App page](https://appshunter.io/ios/app/keepy-track-save-grow/id6757344027)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Pro Annual - 7 days free | $9.99 | per year |
| Lifetime Access | $24.99 | one-time |


## Frequently asked questions

### Is Prisma free?

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

### Is Keepy free?

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

### Do Prisma or Keepy have ads?

Neither Prisma nor Keepy shows ads.

### Which is updated more often, Prisma or Keepy?

Prisma ships an update daily, and Keepy every 9 days. Most recently, Prisma was updated on October 28, 2026 and Keepy 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.*