# Gridphase vs Instrument Identification

The clearest difference is ads: Gridphase at none against Instrument Identification's shown. Gridphase also leads on iOS requirement (12.0 vs 15.8.3). Instrument Identification's advantage is update cadence (every 2 weeks vs every 3 months). On price, 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.

Gridphase ships an update every 3 months, Instrument Identification every 2 weeks. The most recent releases landed on September 30, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Gridphase | Instrument Identification |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (3 ratings)](https://appshunter.io/ios/app/instrument-identification/id6737651815/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Ad-supported |
| Size | 57 MB | 36 MB |
| Requires iOS | **12.0** | 15.8.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GRID INSTRUMENTS d.o.o.](https://appshunter.io/developer/1711794018) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### Gridphase

[App page](https://appshunter.io/ios/app/gridphase/id6469338974)

**In-app purchases:** none


### Instrument Identification

[App page](https://appshunter.io/ios/app/instrument-identification/id6737651815)

This utility app helps you identify musical instruments by analyzing the sounds they produce. It currently supports a range of common instruments like guitar, piano, and trumpet.

**Highlights:** Identify instruments by sound, Supports guitar, piano, organ, Supports trumpet, trombone, violin, Supports cello, clarinet, harp

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Gridphase free?

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

### Is Instrument Identification free?

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

### Do Gridphase or Instrument Identification have ads?

Instrument Identification shows ads; Gridphase does not.

### Which is updated more often, Gridphase or Instrument Identification?

Gridphase ships an update every 3 months, and Instrument Identification every 2 weeks. Most recently, Gridphase was updated on September 30, 2026 and Instrument Identification on September 23, 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.*