# SideNotes Mobile vs Ambient Timer

The clearest difference is price: Ambient Timer at Free against SideNotes Mobile's $9.99. SideNotes Mobile's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

Ambient Timer is free to download; SideNotes Mobile costs $9.99 up front. Ambient Timer sells 1 one-off in-app purchase. SideNotes Mobile asks for nothing beyond the download.

SideNotes Mobile ships an update monthly, Ambient Timer every 2 months. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SideNotes Mobile | Ambient Timer |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[4.2 (28 ratings)](https://appshunter.io/ios/app/sidenotes-mobile/id1607089308/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 88.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Paid | — |
| Size | 10 MB | 193 MB |
| Requires iOS | 17 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Apptorium](https://appshunter.io/developer/551772156) | [Chisato Ohori](https://appshunter.io/developer/1896613589) |

## What reviewers say

### SideNotes Mobile

[App page](https://appshunter.io/ios/app/sidenotes-mobile/id1607089308)

Capture thoughts and to-dos on the go with this mobile note-taking app. It offers iCloud sync, Markdown formatting, and customizable themes for a personalized experience. Easily access notes from other applications.

**Highlights:** iCloud Synchronization, Markdown Formatting, Task Management, Customizable Themes, Note and Folder URLs, Note Colors

**Features:** Vision Pro support

**In-app purchases:** none


### Ambient Timer

[App page](https://appshunter.io/ios/app/ambient-timer/id6768889515)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Unlimited | $2.99 | one-time |


## Frequently asked questions

### Is SideNotes Mobile free?

SideNotes Mobile costs $9.99, with no in-app purchases.

### Is Ambient Timer free?

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

### Do SideNotes Mobile or Ambient Timer have ads?

Neither SideNotes Mobile nor Ambient Timer shows ads.

### Which is updated more often, SideNotes Mobile or Ambient Timer?

SideNotes Mobile ships an update monthly, and Ambient Timer every 2 months. Most recently, SideNotes Mobile was updated on October 16, 2026 and Ambient Timer on October 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.*