# SideNotes Mobile vs BidCheck

The clearest difference is price: BidCheck at Free against SideNotes Mobile's $9.99. BidCheck also leads on update cadence (every 4 days vs monthly). SideNotes Mobile's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

BidCheck is free to download; SideNotes Mobile costs $9.99 up front. BidCheck sells 1 in-app purchase, starting at $29.99 per year. SideNotes Mobile asks for nothing beyond the download.

SideNotes Mobile ships an update monthly, BidCheck every 4 days. The most recent releases landed on October 20, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SideNotes Mobile | BidCheck |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[4.2 (29 ratings)](https://appshunter.io/ios/app/sidenotes-mobile/id1607089308/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | 88.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Paid | — |
| Size | 10 MB | 18 MB |
| Requires iOS | 17 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Apptorium](https://appshunter.io/developer/551772156) | [Michael Hannan](https://appshunter.io/developer/1886184864) |

## 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


### BidCheck

[App page](https://appshunter.io/ios/app/bidcheck/id6760777024)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BidCheck Annual | $29.99 | per year |


## Frequently asked questions

### Is SideNotes Mobile free?

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

### Is BidCheck free?

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

### Do SideNotes Mobile or BidCheck have ads?

Neither SideNotes Mobile nor BidCheck shows ads.

### Which is updated more often, SideNotes Mobile or BidCheck?

SideNotes Mobile ships an update monthly, and BidCheck every 4 days. Most recently, SideNotes Mobile was updated on October 20, 2026 and BidCheck on October 10, 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.*