# Channel Timeline Viewer vs PyGround

The clearest difference is in-app purchases: PyGround at none against Channel Timeline Viewer's 1. PyGround also leads on ads (none vs shown). Channel Timeline Viewer's advantage is update cadence (every 3 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Channel Timeline Viewer sells 1 one-off in-app purchase. PyGround asks for nothing beyond the download.

Channel Timeline Viewer ships an update every 3 days, PyGround every 3 weeks. The most recent releases landed on October 16, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Channel Timeline Viewer | PyGround |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/channel-timeline-viewer/id6792964082/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 57 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [株式会社ジュエリーサンフラワー](https://appshunter.io/developer/6792963849) | [LE SANG](https://appshunter.io/developer/637407101) |

## What reviewers say

### Channel Timeline Viewer

[App page](https://appshunter.io/ios/app/channel-timeline-viewer/id6792964082)

This app helps you watch YouTube channels from the beginning, tracking your progress and allowing you to resume exactly where you left off. It's ideal for educational content, long series, or catching up on a channel's back catalog, with features for note-taking and organized viewing.

**Highlights:** Browse channels from oldest uploads, Track watched videos and progress, Resume playback from exact position, Add notes to videos, Autoplay to next video, Mark videos as watched or skipped

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Channel Timeline Viewer Pro | $4.99 | one-time |


### PyGround

[App page](https://appshunter.io/ios/app/pyground/id6814194762)

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

**In-app purchases:** none


## Frequently asked questions

### Is Channel Timeline Viewer free?

Channel Timeline Viewer is free to download, with in-app purchases available.

### Is PyGround free?

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

### Do Channel Timeline Viewer or PyGround have ads?

Channel Timeline Viewer shows ads; PyGround does not.

### Which is updated more often, Channel Timeline Viewer or PyGround?

Channel Timeline Viewer ships an update every 3 days, and PyGround every 3 weeks. Most recently, Channel Timeline Viewer was updated on October 16, 2026 and PyGround on October 29, 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.*