# Ideaflow vs roamOS

The clearest difference is review sentiment: Ideaflow at 100% against roamOS's 33%. Ideaflow also leads on price (Free vs $19.99) and rating (4.8 vs 1.0). roamOS's advantage is update cadence (every 4 days vs fortnightly). On ads, in-app purchases and device support there is nothing between them.

Ideaflow is free to download; roamOS costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ideaflow holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Ideaflow has 31 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Ideaflow's written reviews are positive against 33% of roamOS's.

Ideaflow ships an update fortnightly, roamOS every 4 days. The most recent releases landed on September 18, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Ideaflow | roamOS |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | **[4.8 (31 ratings)](https://appshunter.io/ios/app/ideaflow-notes/id6463830566/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/roamos/id6749782598/reviews) |
| Number of ratings | **31** | 1 |
| Positive reviews | **100.0% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | **Free** | Paid |
| Size | 9 MB | 6 MB |
| Requires iOS | **16.4** | 26.0 |
| Devices | iPhone, iPad | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [IdeaFlow, Inc.](https://appshunter.io/developer/1330828365) | [Ryan Sonnek](https://appshunter.io/developer/1832078341) |

## What reviewers say

### Ideaflow

[App page](https://appshunter.io/ios/app/ideaflow-notes/id6463830566)

Capture fleeting thoughts, links, and information effortlessly with this AI-powered notebook. Record voice notes and organize insights for your projects and connections. It offers a low-friction experience for managing your ideas.

**Highlights:** AI-powered note-taking, Instant information capture, Voice note recording, Link saving, Project organization

**In-app purchases:** none


### roamOS

[App page](https://appshunter.io/ios/app/roamos/id6749782598)

Seamlessly integrate your Roam Research knowledge base into your daily workflow. Capture ideas instantly, access notes via system search, and view tasks with customizable widgets without interrupting your focus.

**Highlights:** Instant capture via Siri and shortcuts, Customizable home screen widgets, System-wide search integration, Natural language queries, Cross-device compatibility (iPhone, iPad, Mac), One-time purchase with lifetime updates

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Ideaflow free?

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

### Is roamOS free?

roamOS costs $19.99, with no in-app purchases.

### Which has better reviews, Ideaflow or roamOS?

Ideaflow is rated higher. Ideaflow averages 4.8 out of 5 from 31 ratings, while roamOS averages 1.0 from 1 ratings.

### Do Ideaflow or roamOS have ads?

Neither Ideaflow nor roamOS shows ads.

### Which is updated more often, Ideaflow or roamOS?

Ideaflow ships an update fortnightly, and roamOS every 4 days. Most recently, Ideaflow was updated on September 18, 2026 and roamOS on September 7, 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.*