# FogWin vs AirSLR

The clearest difference is in-app purchases: AirSLR at none against FogWin's 1. FogWin's advantage is ads (none vs shown) and update cadence (every 6 weeks vs every 5 months). On price and device support there is nothing between them.

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

FogWin ships an update every 6 weeks, AirSLR every 5 months. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | FogWin | AirSLR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/fogwin/id816944830/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 36.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 10 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kenichi Kobayashi](https://appshunter.io/developer/796255742) | [HIROFUMI MARUO](https://appshunter.io/developer/667820705) |

## What reviewers say

### FogWin

[App page](https://appshunter.io/ios/app/fogwin/id816944830)

Easily add fogged window effects to your photos with intuitive touch controls. Customize your images with various effects, text, and shapes, then share them across social media platforms.

**Highlights:** Fogged window effects, 12 effect types, 4 alpha levels per effect, Add free text and fonts, Add 100+ shapes, Undo/Redo/Reset editing, Share to social media

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock 100 of Shapes and Remove Ads | $0.99 | one-time |


### AirSLR

[App page](https://appshunter.io/ios/app/airslr/id898703188)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FogWin free?

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

### Is AirSLR free?

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

### Do FogWin or AirSLR have ads?

AirSLR shows ads; FogWin does not.

### Which is updated more often, FogWin or AirSLR?

FogWin ships an update every 6 weeks, and AirSLR every 5 months. Most recently, FogWin was updated on October 6, 2026 and AirSLR 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.*