# Task Rainbow vs NoticeMemo

The clearest difference is iOS requirement: NoticeMemo at 15.1 against Task Rainbow's 18.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Task Rainbow sells 2 in-app purchases, starting at $2.99 per month and NoticeMemo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Task Rainbow ships an update every 2 weeks, NoticeMemo every 8 days. The most recent releases landed on November 6, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Task Rainbow | NoticeMemo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/noticememo-create-alerts/id6755143197/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Monetization | — | Free with in-app purchases |
| Size | 85 MB | 52 MB |
| Requires iOS | 18.5 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Toshiaki Nakamura](https://appshunter.io/developer/822485897) | [naoki otsu](https://appshunter.io/developer/1082476153) |

## What reviewers say

### Task Rainbow

[App page](https://appshunter.io/ios/app/task-rainbow-time-tracker/id6745430170)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 month | $2.99 | per month |
| Premium 1 year | $19.99 | per year |


### NoticeMemo

[App page](https://appshunter.io/ios/app/noticememo-create-alerts/id6755143197)

Create custom notifications with your own messages and preferred times. Organize alerts with tabs, emojis, and repeat settings. Enjoy a secure, ad-free experience with biometric authentication and dark mode.

**Highlights:** Custom timed notifications, Repeat function for specific days, Unlimited tab organization, Emoji support for alerts, Biometric authentication, Dark mode, Ad-free experience

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Pay Once) | $4.99 | one-time |


## Frequently asked questions

### Is Task Rainbow free?

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

### Is NoticeMemo free?

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

### Do Task Rainbow or NoticeMemo have ads?

Neither Task Rainbow nor NoticeMemo shows ads.

### Which is updated more often, Task Rainbow or NoticeMemo?

Task Rainbow ships an update every 2 weeks, and NoticeMemo every 8 days. Most recently, Task Rainbow was updated on November 6, 2026 and NoticeMemo on November 12, 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.*