# MeMinder 4.0 vs roamOS

The clearest difference is price: MeMinder 4.0 at Free against roamOS's $19.99. MeMinder 4.0 also leads on rating (3.7 vs 1.0) and ratings volume (3 vs 1). roamOS's advantage is update cadence (every 4 days vs every 12 months). On ads, in-app purchases and device support there is nothing between them.

MeMinder 4.0 is free to download; roamOS costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MeMinder 4.0 holds the better App Store score, 3.7 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

MeMinder 4.0 ships an update every 12 months, roamOS every 4 days. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | MeMinder 4.0 | roamOS |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/meminder-40/id6468835759/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/roamos/id6749782598/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 4 days** |
| Monetization | **Free** | Paid |
| Size | 74 MB | 6 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [CreateAbility Concepts, Inc.](https://appshunter.io/developer/1326270391) | [Ryan Sonnek](https://appshunter.io/developer/1832078341) |

## What reviewers say

### MeMinder 4.0

[App page](https://appshunter.io/ios/app/meminder-40/id6468835759)

This app provides a flexible task prompting system for individuals with executive functioning challenges. It offers instructions in various formats like audio, text, images, or video, supporting independence. Caregivers can create and manage custom tasks remotely.

**Highlights:** Multiple instruction formats (audio, text, image, video), Step-by-step sequence tasks, Customizable task creation for caregivers, Remote task management and monitoring, Offline task delivery, Supports user independence

**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 MeMinder 4.0 free?

MeMinder 4.0 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, MeMinder 4.0 or roamOS?

MeMinder 4.0 is rated higher. MeMinder 4.0 averages 3.7 out of 5 from 3 ratings, while roamOS averages 1.0 from 1 ratings.

### Do MeMinder 4.0 or roamOS have ads?

Neither MeMinder 4.0 nor roamOS shows ads.

### Which is updated more often, MeMinder 4.0 or roamOS?

MeMinder 4.0 ships an update every 12 months, and roamOS every 4 days. Most recently, MeMinder 4.0 was updated on October 5, 2026 and roamOS on October 9, 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.*