# SJ Johnson vs SideNotes Mobile

The clearest difference is price: SJ Johnson at Free against SideNotes Mobile's $9.99. SJ Johnson also leads on iOS requirement (8.0 vs 17). SideNotes Mobile's advantage is rating (4.2 vs 2.3) and update cadence (monthly vs every 4 months). On ads, in-app purchases and device support there is nothing between them.

SJ Johnson is free to download; SideNotes Mobile costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SideNotes Mobile holds the better App Store score, 4.2 against 2.3. That said, the two scores are not equally well evidenced: SideNotes Mobile has 29 ratings behind it against 3, so its average is the more settled of the two.

SJ Johnson ships an update every 4 months, SideNotes Mobile monthly. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | SJ Johnson | SideNotes Mobile |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/sj-johnson/id1449057414/reviews) | **[4.2 (29 ratings)](https://appshunter.io/ios/app/sidenotes-mobile/id1607089308/reviews)** |
| Number of ratings | 3 | **29** |
| Positive reviews | — | 88.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | **Free** | Paid |
| Size | 98 MB | 10 MB |
| Requires iOS | **8.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [S.J. Johnson Inc](https://appshunter.io/developer/1449057413) | [Apptorium](https://appshunter.io/developer/551772156) |

## What reviewers say

### SJ Johnson

[App page](https://appshunter.io/ios/app/sj-johnson/id1449057414)

Manage your energy account on the go. View account details, track fuel deliveries, check service status, and make payments securely. Registration is free via the website.

**Highlights:** View account information, Track delivery status, Check billing history, Order fuel deliveries, View service status, Make payments, Update profile information

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is SJ Johnson free?

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

### Is SideNotes Mobile free?

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

### Which has better reviews, SJ Johnson or SideNotes Mobile?

SideNotes Mobile is rated higher. SJ Johnson averages 2.3 out of 5 from 3 ratings, while SideNotes Mobile averages 4.2 from 29 ratings.

### Do SJ Johnson or SideNotes Mobile have ads?

Neither SJ Johnson nor SideNotes Mobile shows ads.

### Which is updated more often, SJ Johnson or SideNotes Mobile?

SJ Johnson ships an update every 4 months, and SideNotes Mobile monthly. Most recently, SJ Johnson was updated on November 2, 2026 and SideNotes Mobile on November 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.*