# Re vs Biasphera

The clearest difference is in-app purchases: Biasphera at none against Re's 3. Biasphera also leads on update cadence (every 2 months vs every 13 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Re sells 3 one-off in-app purchases. Biasphera asks for nothing beyond the download.

Re ships an update every 13 months, Biasphera every 2 months. The most recent releases landed on June 1, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Re | Biasphera |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/remind-app/id6446973178/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 5 MB |
| Requires iOS | **16.2** | 17 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Juan Carlos Pineiro-Escoriaza](https://appshunter.io/developer/1679280996) | [Oliver Lapsley](https://appshunter.io/developer/1806948719) |

## What reviewers say

### Re

[App page](https://appshunter.io/ios/app/remind-app/id6446973178)

Access a curated collection of mental models to enhance problem-solving, creativity, and decision-making. Learn practical applications and discover new perspectives daily. Ideal for students, professionals, and lifelong learners seeking to upgrade their thinking.

**Highlights:** Curated mental models, Practical application examples, Save favorite models, Daily mental model widget, Cross-disciplinary search, Customizable themes

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $9.99 | one-time |
| Re:Mind App Upgrade | $34.99 | one-time |
| Annual Plan | $89.99 | one-time |


### Biasphera

[App page](https://appshunter.io/ios/app/biasphera/id6744299539)

**In-app purchases:** none


## Frequently asked questions

### Is Re free?

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

### Is Biasphera free?

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

### Do Re or Biasphera have ads?

Neither Re nor Biasphera shows ads.

### Which is updated more often, Re or Biasphera?

Re ships an update every 13 months, and Biasphera every 2 months. Most recently, Re was updated on June 1, 2026 and Biasphera on September 8, 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.*