# PaperAir vs SII Layout Editor

PaperAir and SII Layout Editor are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on September 18, 2026 and May 15, 2026 respectively.

## The numbers

| Metric | PaperAir | SII Layout Editor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Size | 5 MB | 149 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Avision Inc.](https://appshunter.io/developer/789641405) | [Seiko Instruments Inc.](https://appshunter.io/developer/430532225) |

## What reviewers say

### PaperAir

[App page](https://appshunter.io/ios/app/paperair/id1233626636)

**Features:** macOS Compatibility

**In-app purchases:** none


### SII Layout Editor

[App page](https://appshunter.io/ios/app/sii-layout-editor/id1660680813)

**In-app purchases:** none


## Frequently asked questions

### Is PaperAir free?

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

### Is SII Layout Editor free?

SII Layout Editor is free to download, with no in-app purchases.

### Do PaperAir or SII Layout Editor have ads?

Neither PaperAir nor SII Layout Editor shows ads.

### Which is updated more often, PaperAir or SII Layout Editor?

PaperAir ships an update every 4 months, and SII Layout Editor every 4 months. Most recently, PaperAir was updated on September 18, 2026 and SII Layout Editor on May 15, 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.*