# Μαθηματικά Γ' vs BIO

The clearest difference is price: BIO at Free against Μαθηματικά Γ''s $5.99. BIO also leads on update cadence (every 5 weeks vs every 111 months). Μαθηματικά Γ''s advantage is iOS requirement (12.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

BIO is free to download; Μαθηματικά Γ' costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Μαθηματικά Γ' ships an update every 111 months, BIO every 5 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Μαθηματικά Γ' | BIO |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 111 months | **Every 5 weeks** |
| Size | 64 MB | 62 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SIEM SA](https://appshunter.io/developer/433188957) | [Narratologies P.C.](https://appshunter.io/developer/1568360045) |

## What reviewers say

### Μαθηματικά Γ'

[App page](https://appshunter.io/ios/app/id944784793)

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

**In-app purchases:** none


### BIO

[App page](https://appshunter.io/ios/app/bio-i/id6736948263)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Μαθηματικά Γ' free?

Μαθηματικά Γ' costs $5.99, with no in-app purchases.

### Is BIO free?

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

### Do Μαθηματικά Γ' or BIO have ads?

Neither Μαθηματικά Γ' nor BIO shows ads.

### Which is updated more often, Μαθηματικά Γ' or BIO?

Μαθηματικά Γ' ships an update every 111 months, and BIO every 5 weeks. Most recently, Μαθηματικά Γ' was updated on November 4, 2026 and BIO on October 30, 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.*