# Bookup.gr vs dikaio.ai

The clearest difference is update cadence: dikaio.ai at every 3 months against Bookup.gr's every 19 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Bookup.gr ships an update every 19 months, dikaio.ai every 3 months. The most recent releases landed on September 15, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Bookup.gr | dikaio.ai |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 3 months** |
| Size | 3 MB | 3 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [BOOKUP O.E.](https://appshunter.io/developer/1694379551) | [DECODE GR P.C.](https://appshunter.io/developer/1783090140) |

## What reviewers say

### Bookup.gr

[App page](https://appshunter.io/ios/app/bookupgr/id6450683472)

**Features:** macOS Compatibility

**In-app purchases:** none


### dikaio.ai

[App page](https://appshunter.io/ios/app/dikaioai/id6738949341)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bookup.gr free?

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

### Is dikaio.ai free?

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

### Do Bookup.gr or dikaio.ai have ads?

Neither Bookup.gr nor dikaio.ai shows ads.

### Which is updated more often, Bookup.gr or dikaio.ai?

Bookup.gr ships an update every 19 months, and dikaio.ai every 3 months. Most recently, Bookup.gr was updated on September 15, 2026 and dikaio.ai on September 18, 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.*