# Eightify・AI YouTube Summarizer vs BTC Clock

The clearest difference is in-app purchases: BTC Clock at none against Eightify・AI YouTube Summarizer's 2. Eightify・AI YouTube Summarizer's advantage is update cadence (every 10 days vs every 3 weeks) and iOS requirement (13.4 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Eightify・AI YouTube Summarizer sells 2 in-app purchases, starting at $9.99 per month. BTC Clock asks for nothing beyond the download.

Eightify・AI YouTube Summarizer ships an update every 10 days, BTC Clock every 3 weeks. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Eightify・AI YouTube Summarizer | BTC Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (146 ratings)](https://appshunter.io/ios/app/eightifyai-youtube-summarizer/id6467562658/reviews)** | — |
| Number of ratings | **146** | — |
| Positive reviews | 37.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 43 MB | 60 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Rational Expressions, Inc](https://appshunter.io/developer/1683572827) | [MAKEZONE COMPANY LIMITED](https://appshunter.io/developer/1549529887) |

## What reviewers say

### Eightify・AI YouTube Summarizer

[App page](https://appshunter.io/ios/app/eightifyai-youtube-summarizer/id6467562658)

Instantly get the core ideas from any YouTube video with advanced AI summaries. Save time by quickly grasping key points and navigating videos with timestamps. Share insights easily with others.

**Highlights:** AI-powered video summaries, Instant key idea extraction, One-click TLDR summaries, Timestamp navigation, Top comment insights, Shareable summaries

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Eightify Pro – Monthly | $9.99 | per month |
| Eightify Pro – Annual | $59.99 | per year |

**What reviewers like**

- 👍 Great YouTube summaries
- 👍 Summarizes comments too
- 👍 Accurate summaries
- 👍 Invaluable resource
- 👍 Like it

**What reviewers complain about**

- 💸 Expensive subscription
- 🐛 Fails to summarize videos
- 🐛 No free options
- 🐛 Limited free usage
- 🐛 Deceptive pricing

**Reported bugs**

- Subtitles errors
- No subtitles detected
- Transcript disappears after leaving page
- Out of uses on first attempt
- Incompatible with iPad

**Requested features**

- Add dark mode
- Improve UI for billing
- Fix billing system
- Allow summarizing Udemy videos
- Make it clear about free limitations


### BTC Clock

[App page](https://appshunter.io/ios/app/btc-clock/id6783373598)

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

**In-app purchases:** none


## Frequently asked questions

### Is Eightify・AI YouTube Summarizer free?

Eightify・AI YouTube Summarizer is free to download, with in-app purchases available.

### Is BTC Clock free?

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

### Do Eightify・AI YouTube Summarizer or BTC Clock have ads?

Neither Eightify・AI YouTube Summarizer nor BTC Clock shows ads.

### Which is updated more often, Eightify・AI YouTube Summarizer or BTC Clock?

Eightify・AI YouTube Summarizer ships an update every 10 days, and BTC Clock every 3 weeks. Most recently, Eightify・AI YouTube Summarizer was updated on October 30, 2026 and BTC Clock 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.*