# AMA Postural vs Sophia

The clearest difference is in-app purchases: AMA Postural at none against Sophia's 13. AMA Postural also leads on iOS requirement (16.6 vs 18.0). Sophia's advantage is update cadence (every 6 days vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. Sophia sells 13 in-app purchases, starting at $5.99 per 7 days. AMA Postural asks for nothing beyond the download.

AMA Postural ships an update fortnightly, Sophia every 6 days. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | AMA Postural | Sophia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (145 ratings)](https://appshunter.io/ios/app/sophia-general-knowledge/id6760919622/reviews)** |
| Number of ratings | — | **145** |
| Positive reviews | — | 69.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 50 MB | 227 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AMA Postural](https://appshunter.io/developer/1842417232) | [Vik Studios SAS](https://appshunter.io/developer/1896332407) |

## What reviewers say

### AMA Postural

[App page](https://appshunter.io/ios/app/ama-postural/id6753089418)

**In-app purchases:** none


### Sophia

[App page](https://appshunter.io/ios/app/sophia-general-knowledge/id6760919622)

Learn about history, science, philosophy, and more in just 10 minutes a day. This app offers short, engaging lessons with quizzes to test your knowledge and track your progress. It's designed for quick learning and better retention.

**Highlights:** Daily 10-minute lessons, Wide range of subjects, Engaging quiz format, Progress tracking, Ad-free learning experience, Focus on retention

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sophia Premium Weekly | $5.99 | per 7 days |
| Sophia Premium Annual | $8.99 | per year |
| Sophia Premium Monthly | $8.99 | per month |
| Sophia Premium Monthly | $8.99 | per month |
| Sophia Premium Annual | $17.99 | per year |
| Sophia Premium Annual Plan | $17.99 | per year |
| Sophia Premium Annual | $24.99 | per year |
| Sophia Premium Annual Plan | $24.99 | per year |
| Sophia Premium Annual | $34.99 | per year |
| Sophia Premium Annual | $34.99 | per year |
| Sophia Premium Annual | $44.99 | per year |
| Sophia Premium Annual | $49.99 | per year |
| Sophia Premium Annual | $59.99 | per year |


## Frequently asked questions

### Is AMA Postural free?

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

### Is Sophia free?

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

### Do AMA Postural or Sophia have ads?

Neither AMA Postural nor Sophia shows ads.

### Which is updated more often, AMA Postural or Sophia?

AMA Postural ships an update fortnightly, and Sophia every 6 days. Most recently, AMA Postural was updated on October 25, 2026 and Sophia on October 27, 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.*