# Ukulele Tuner vs Lens Smudge Detection

The clearest difference is update cadence: Lens Smudge Detection at weekly against Ukulele Tuner's every 16 months. Ukulele Tuner's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.5). On price, ads and in-app purchases there is nothing between them.

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

Ukulele Tuner ships an update every 16 months, Lens Smudge Detection weekly. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Ukulele Tuner | Lens Smudge Detection |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (2K ratings)](https://appshunter.io/ios/app/ukulele-tuner/id327762565/reviews)** | — |
| Number of ratings | **2K** | — |
| Positive reviews | 61.8% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 16 months | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 10 MB | 42 MB |
| Requires iOS | **15.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alvin Yu](https://appshunter.io/developer/310457194) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### Ukulele Tuner

[App page](https://appshunter.io/ios/app/ukulele-tuner/id327762565)

This application provides tuning notes for a soprano ukulele. It supports both standard and alternative tuning configurations to help musicians achieve the correct pitch.

**Highlights:** Plays tuning notes, Soprano ukulele support, Standard tunings, Alternative tunings

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate tuning
- 💡 Helpful for beginners
- 🚀 Quick and efficient
- 👍 Simple and straightforward

**What reviewers complain about**

- 🐛 Doesn't work on some devices
- 🐛 Ads interfere with usage
- 🐛 Inconsistent performance
- 🐛 Doesn't provide visual feedback
- 🐛 Inaccurate tuning

**Reported bugs**

- App crashes on startup
- Microphone not working
- Incorrect note playback

**Requested features**

- Add visual tuning indicators
- Provide continuous note playback
- Improve compatibility with different devices
- Remove intrusive ads


### Lens Smudge Detection

[App page](https://appshunter.io/ios/app/lens-smudge-detection/id6771600873)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ukulele Tuner free?

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

### Is Lens Smudge Detection free?

Lens Smudge Detection is free to download, with no in-app purchases.

### Do Ukulele Tuner or Lens Smudge Detection have ads?

Both Ukulele Tuner and Lens Smudge Detection show ads.

### Which is updated more often, Ukulele Tuner or Lens Smudge Detection?

Ukulele Tuner ships an update every 16 months, and Lens Smudge Detection weekly. Most recently, Ukulele Tuner was updated on November 4, 2026 and Lens Smudge Detection on October 31, 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.*