# Ο Ξεφτέρης και ο Άι Βασίλης 3 vs MathDive

The clearest difference is price: MathDive at Free against Ο Ξεφτέρης και ο Άι Βασίλης 3's $2.99. MathDive also leads on update cadence (every 11 months vs every 39 months). Ο Ξεφτέρης και ο Άι Βασίλης 3's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

MathDive is free to download; Ο Ξεφτέρης και ο Άι Βασίλης 3 costs $2.99 up front. MathDive sells 1 one-off in-app purchase. Ο Ξεφτέρης και ο Άι Βασίλης 3 asks for nothing beyond the download.

Ο Ξεφτέρης και ο Άι Βασίλης 3 ships an update every 39 months, MathDive every 11 months. The most recent releases landed on October 5, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Ο Ξεφτέρης και ο Άι Βασίλης 3 | MathDive |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 11 months** |
| Size | 32 MB | 68 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SIEM SA](https://appshunter.io/developer/433188957) | [VISITACION GUAL TENA](https://appshunter.io/developer/1453282445) |

## What reviewers say

### Ο Ξεφτέρης και ο Άι Βασίλης 3

[App page](https://appshunter.io/ios/app/3/id478823108)

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

**In-app purchases:** none


### MathDive

[App page](https://appshunter.io/ios/app/mathdive/id6451105639)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all + Remove Ads | Free | one-time |


## Frequently asked questions

### Is Ο Ξεφτέρης και ο Άι Βασίλης 3 free?

Ο Ξεφτέρης και ο Άι Βασίλης 3 costs $2.99, with no in-app purchases.

### Is MathDive free?

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

### Do Ο Ξεφτέρης και ο Άι Βασίλης 3 or MathDive have ads?

Neither Ο Ξεφτέρης και ο Άι Βασίλης 3 nor MathDive shows ads.

### Which is updated more often, Ο Ξεφτέρης και ο Άι Βασίλης 3 or MathDive?

Ο Ξεφτέρης και ο Άι Βασίλης 3 ships an update every 39 months, and MathDive every 11 months. Most recently, Ο Ξεφτέρης και ο Άι Βασίλης 3 was updated on October 5, 2026 and MathDive on September 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.*