# Diigo Browser vs RhythmKeep

The clearest difference is review sentiment: RhythmKeep at 100% against Diigo Browser's 59%. RhythmKeep also leads on rating (5.0 vs 4.5) and update cadence (every 5 days vs every 2 weeks). Diigo Browser's advantage is in-app purchases (none vs 1) and ratings volume (562 vs 6). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. RhythmKeep sells 1 in-app purchase, starting at $2.99 per month. Diigo Browser asks for nothing beyond the download.

RhythmKeep holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Diigo Browser has 562 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 59% of Diigo Browser's written reviews are positive against 100% of RhythmKeep's.

Diigo Browser ships an update every 2 weeks, RhythmKeep every 5 days. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Diigo Browser | RhythmKeep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (562 ratings)](https://appshunter.io/ios/app/diigo-browser/id933773981/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/rhythmkeep-habit-tracker/id6794480878/reviews)** |
| Number of ratings | **562** | 6 |
| Positive reviews | 58.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | **Free** | Freemium |
| Size | 172 MB | 28 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 17+ | 12+ |
| Developer | [Diigo Inc.](https://appshunter.io/developer/335006603) | [DonsonlinestoreLLC](https://appshunter.io/developer/6794480880) |

## What reviewers say

### Diigo Browser

[App page](https://appshunter.io/ios/app/diigo-browser/id933773981)

Save, sync, and annotate web pages and PDFs across devices. Easily share your saved content with highlights and sticky notes. Access your bookmarks anytime, anywhere.

**Highlights:** Save and sync bookmarks, Annotate web pages with highlights, Add sticky notes to web pages, Read saved PDF files, Share bookmarks with annotations, Cross-device access

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 💡 Useful for research and organization
- 👍 Syncs across devices
- 🚀 Efficient for bookmarking and annotating

**What reviewers complain about**

- 🐛 Buggy and crashes frequently
- 🔨 Lacking in features and functionality
- 🔍 Search and discovery issues
- 🔒 Login and sync problems

**Reported bugs**

- Login and sign-up issues
- Sync problems across devices
- Annotation and highlighting bugs
- Crashes and performance issues

**Requested features**

- Improved search and filtering
- Offline reading and caching
- Customizable organization and folders
- Better integration with other apps


### RhythmKeep

[App page](https://appshunter.io/ios/app/rhythmkeep-habit-tracker/id6794480878)

Manage recurring tasks and responsibilities with flexible scheduling and reminders. Track completions, view history, and get insights into your routines. Offers preset suggestions and widgets for easy access.

**Highlights:** Flexible recurring and one-time Loops, Calendar-based planning, Reminders and notifications, Completion history, Preset routine suggestions, Widgets for upcoming Loops

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RhythmKeep Pro Monthly | $2.99 | per month |


## Frequently asked questions

### Is Diigo Browser free?

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

### Is RhythmKeep free?

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

### Which has better reviews, Diigo Browser or RhythmKeep?

RhythmKeep is rated higher. Diigo Browser averages 4.5 out of 5 from 562 ratings, while RhythmKeep averages 5.0 from 6 ratings.

### Do Diigo Browser or RhythmKeep have ads?

Neither Diigo Browser nor RhythmKeep shows ads.

### Which is updated more often, Diigo Browser or RhythmKeep?

Diigo Browser ships an update every 2 weeks, and RhythmKeep every 5 days. Most recently, Diigo Browser was updated on October 24, 2026 and RhythmKeep on October 16, 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.*