# C vs Sapio

The clearest difference is in-app purchases: C at none against Sapio's 18. C also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.1). Sapio's advantage is update cadence (weekly vs every 13 months). On price and device support there is nothing between them.

Both are free to download. Sapio sells 18 in-app purchases, starting at $6.99 per month. C asks for nothing beyond the download.

C ships an update every 13 months, Sapio weekly. The most recent releases landed on October 5, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | C | Sapio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (60 ratings)](https://appshunter.io/ios/app/sapio-general-knowledge/id6741903694/reviews)** |
| Number of ratings | — | **60** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 30 MB | 342 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [EDUCTION GROUP](https://appshunter.io/developer/1532410005) | [THETYS LAB](https://appshunter.io/developer/1675347984) |

## What reviewers say

### C

[App page](https://appshunter.io/ios/app/c-nesoa/id1532410003)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sapio

[App page](https://appshunter.io/ios/app/sapio-general-knowledge/id6741903694)

Learn new facts and test your knowledge with interactive exercises in just 5-10 minutes daily. Explore thousands of concepts across history and civilization through engaging lessons and varied question formats. It's designed for universal access to knowledge, making learning fun and effective for everyone.

**Highlights:** Daily learning sessions, Thousands of historical concepts, Interactive quizzes, Multiple question formats, Progress tracking, Trophy system and streaks

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

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sapio - Premium Monthly | $6.99 | per month |
| Sapio Premium - 1 mois | $9.99 | per month |
| Sapio Ruby | $14.99 | per year |
| Sapio Premium - 1 mois | $17.99 | per month |
| Sapio Emerald | $24.99 | per year |
| Sapio Premium - 3 mois | $29.99 | per 3 months |
| Sapio Premium - 1 an | $34.99 | per year |
| Sapio - Premium Yearly | $34.99 | per year |
| Sapio Gold | $39.99 | per year |
| Sapio Premium - 3 months | $39.99 | per 3 months |
| Sapio Premium | $44.99 | per year |
| Sapio Premium - 1 an | $59.99 | per year |
| Sapio Platinum | $59.99 | per year |
| Sapio Diamond | $79.99 | per year |
| Sapio Premium - 1 an | $89.99 | per year |
| Treasure chest | $19.99 | one-time |
| Royal treasure chest | $44.99 | one-time |
| Sapio - Premium Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is C free?

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

### Is Sapio free?

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

### Do C or Sapio have ads?

Sapio shows ads; C does not.

### Which is updated more often, C or Sapio?

C ships an update every 13 months, and Sapio weekly. Most recently, C was updated on October 5, 2026 and Sapio on October 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.*