# SjKeyboard vs Scaflow

The clearest difference is in-app purchases: SjKeyboard at none against Scaflow's 1. SjKeyboard also leads on iOS requirement (15.6 vs 17.0). Scaflow's advantage is update cadence (weekly vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Scaflow sells 1 one-off in-app purchase. SjKeyboard asks for nothing beyond the download.

SjKeyboard ships an update every 3 weeks, Scaflow weekly. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SjKeyboard | Scaflow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 3 MB | 5 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sanei Electric Inc.](https://appshunter.io/developer/409331676) | [Satoshi Sakuma](https://appshunter.io/developer/1791815850) |

## What reviewers say

### SjKeyboard

[App page](https://appshunter.io/ios/app/sjkeyboard/id1290065790)

**Features:** macOS Compatibility

**In-app purchases:** none


### Scaflow

[App page](https://appshunter.io/ios/app/scaflow-barcode-for-pc/id6761039235)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scaflow Pro | $5.99 | one-time |


## Frequently asked questions

### Is SjKeyboard free?

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

### Is Scaflow free?

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

### Do SjKeyboard or Scaflow have ads?

Neither SjKeyboard nor Scaflow shows ads.

### Which is updated more often, SjKeyboard or Scaflow?

SjKeyboard ships an update every 3 weeks, and Scaflow weekly. Most recently, SjKeyboard was updated on October 9, 2026 and Scaflow 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.*