# Wallpaper Optimizer(WO) vs MuteNote

The clearest difference is price: MuteNote at Free against Wallpaper Optimizer(WO)'s $2.99. MuteNote also leads on review sentiment (100% vs 58%) and update cadence (every 3 days vs fortnightly). Wallpaper Optimizer(WO)'s advantage is ads (none vs shown) and device support (3 vs 1). On in-app purchases there is nothing between them.

MuteNote is free to download; Wallpaper Optimizer(WO) costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Wallpaper Optimizer(WO) ships an update fortnightly, MuteNote every 3 days. The most recent releases landed on October 21, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Wallpaper Optimizer(WO) | MuteNote |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 57.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Paid | **Free** |
| Size | 11 MB | 50 MB |
| Requires iOS | **12.3** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KhunG System](https://appshunter.io/developer/516481496) | [SUNGYUN NAM](https://appshunter.io/developer/1896547007) |

## What reviewers say

### Wallpaper Optimizer(WO)

[App page](https://appshunter.io/ios/app/wallpaper-optimizerwo/id775517253)

Easily resize and customize photos to perfectly fit your device's wallpaper and widgets. Fix common issues like the parallax effect and create unique backgrounds with various filters and color options.

**Highlights:** Resize photos to fit screen, Fix parallax effect, Add color backgrounds, Transparent widget support, Blur effects, Extract image from video

**Features:** macOS Compatibility

**In-app purchases:** none


### MuteNote

[App page](https://appshunter.io/ios/app/mutenote/id6784194151)

Capture moments silently in quiet environments like libraries or meetings. This app combines silent photography with note-taking, allowing you to record important instances without disturbing others. Features include text extraction from photos and organized storage by date.

**Highlights:** Silent photography, Text extraction (OCR), Date-based photo storage, Text search within photos (Pro feature), Integrated note-taking

**In-app purchases:** none


## Frequently asked questions

### Is Wallpaper Optimizer(WO) free?

Wallpaper Optimizer(WO) costs $2.99, with no in-app purchases.

### Is MuteNote free?

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

### Do Wallpaper Optimizer(WO) or MuteNote have ads?

MuteNote shows ads; Wallpaper Optimizer(WO) does not.

### Which is updated more often, Wallpaper Optimizer(WO) or MuteNote?

Wallpaper Optimizer(WO) ships an update fortnightly, and MuteNote every 3 days. Most recently, Wallpaper Optimizer(WO) was updated on October 21, 2026 and MuteNote on September 23, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*