# Readmarks vs KRIZ

The clearest difference is iOS requirement: KRIZ at 15.1 against Readmarks's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Readmarks sells 3 one-off in-app purchases and KRIZ sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Readmarks ships an update fortnightly, KRIZ every 3 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | Readmarks | KRIZ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 19 MB | 46 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Oksana Fedorchuk](https://appshunter.io/developer/1803330166) | [Kateryna Dimitrashko](https://appshunter.io/developer/6797778450) |

## What reviewers say

### Readmarks

[App page](https://appshunter.io/ios/app/readmarks-reading-journal/id6757328996)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Readmarks Lifetime Family Upgrade | $9.99 | one-time |
| Readmarks Lifetime | $14.99 | one-time |
| Readmarks Lifetime Family | $24.99 | one-time |


### KRIZ

[App page](https://appshunter.io/ios/app/kriz-reading-diary/id6797778448)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KRIZ Full | $1.99 | per month |
| KRIZ Full | $17.99 | per year |


## Frequently asked questions

### Is Readmarks free?

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

### Is KRIZ free?

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

### Do Readmarks or KRIZ have ads?

Neither Readmarks nor KRIZ shows ads.

### Which is updated more often, Readmarks or KRIZ?

Readmarks ships an update fortnightly, and KRIZ every 3 weeks. Most recently, Readmarks was updated on October 25, 2026 and KRIZ on October 25, 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.*