# Bites vs Unfog

The clearest difference is in-app purchases: Bites at none against Unfog's 3. Bites also leads on iOS requirement (15.0 vs 17.0). Unfog's advantage is update cadence (every 2 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Unfog sells 3 in-app purchases, starting at $2.99 per 7 days. Bites asks for nothing beyond the download.

Bites ships an update monthly, Unfog every 2 days. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Bites | Unfog |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free | — |
| Size | 63 MB | 80 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Denis Karpenko](https://appshunter.io/developer/924426216) | [BITSEC SP. Z O.O.](https://appshunter.io/developer/1801990616) |

## What reviewers say

### Bites

[App page](https://appshunter.io/ios/app/bites-learn-anything/id6758496081)

Gain knowledge in bite-sized audio episodes covering business, economics, and self-development. Listen anytime, anywhere, with content delivered by advanced AI models. Enjoy personalized recommendations and offline access to thousands of topics.

**Highlights:** Bite-sized audio episodes, AI-generated content, Business and economics topics, Self-development insights, Background playback, Offline access, Personalized recommendations

**Features:** macOS Compatibility

**In-app purchases:** none


### Unfog

[App page](https://appshunter.io/ios/app/unfog-feynman-study-notes/id6776245365)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unfog weekly | $2.99 | per 7 days |
| Unfog Monthly | $17.99 | per month |
| Unfog Annual | $29.99 | per year |


## Frequently asked questions

### Is Bites free?

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

### Is Unfog free?

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

### Do Bites or Unfog have ads?

Neither Bites nor Unfog shows ads.

### Which is updated more often, Bites or Unfog?

Bites ships an update monthly, and Unfog every 2 days. Most recently, Bites was updated on October 10, 2026 and Unfog on October 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.*