# Bass Tuner vs Quad Notes

The clearest difference is update cadence: Quad Notes at every 2 weeks against Bass Tuner's every 14 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Bass Tuner ships an update every 14 months, Quad Notes every 2 weeks. The most recent releases landed on September 25, 2026 and August 3, 2026 respectively.

## The numbers

| Metric | Bass Tuner | Quad Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (1K ratings)](https://appshunter.io/ios/app/bass-tuner/id325350194/reviews)** | — |
| Number of ratings | **1K** | — |
| Positive reviews | 56.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 14 months | **Every 2 weeks** |
| Monetization | Ad-supported | — |
| Size | 14 MB | 37 MB |
| Requires iOS | **15.0** | 15.8.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alvin Yu](https://appshunter.io/developer/310457194) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### Bass Tuner

[App page](https://appshunter.io/ios/app/bass-tuner/id325350194)

This application plays tuning notes for a standard 4-string bass guitar. It provides accurate reference tones to help musicians tune their instrument quickly and effectively.

**Highlights:** Plays tuning notes, Standard 4-string bass tuning, Reference tones for tuning

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy and convenient
- 🎶 Accurate notes
- 💰 Free app

**What reviewers complain about**

- 🔇 Low volume
- 🔢 Limited tuning options
- 🐛 Doesn't work as expected

**Reported bugs**

- Incorrect tuning notes
- App crashes or doesn't work at all
- Ads interfere with functionality

**Requested features**

- Add more tuning options (e.g. drop D, half-step down)
- Implement chromatic tuning
- Provide visual/audio feedback while tuning


### Quad Notes

[App page](https://appshunter.io/ios/app/quad-notes/id6741947436)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bass Tuner free?

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

### Is Quad Notes free?

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

### Do Bass Tuner or Quad Notes have ads?

Both Bass Tuner and Quad Notes show ads.

### Which is updated more often, Bass Tuner or Quad Notes?

Bass Tuner ships an update every 14 months, and Quad Notes every 2 weeks. Most recently, Bass Tuner was updated on September 25, 2026 and Quad Notes on August 3, 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.*