# Pitch Scope vs Kifu Vault

The clearest difference is review sentiment: Kifu Vault at 60% against Pitch Scope's 0%. Kifu Vault also leads on update cadence (every 2 days vs every 3 months) and iOS requirement (15.0 vs 17.6). Pitch Scope's advantage is price ($2.99 vs $5.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

Pitch Scope costs $2.99 and Kifu Vault $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pitch Scope ships an update every 3 months, Kifu Vault every 2 days. The most recent releases landed on November 7, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Pitch Scope | Kifu Vault |
| --- | --- | --- |
| Price | **$2.99** | $5.99 |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/pitch-scope/id1499600383/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | **60.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Paid | Paid |
| Size | 4 MB | 6 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [NOKKEUSI Inc.](https://appshunter.io/developer/482532151) | [suzuki hajime](https://appshunter.io/developer/6795305454) |

## What reviewers say

### Pitch Scope

[App page](https://appshunter.io/ios/app/pitch-scope/id1499600383)

Analyze sound in real time by visualizing its pitch, waveform, and spectrum. Explore the acoustic differences in voices and musical instruments. Understand how different sounds are represented visually.

**Highlights:** Real-time pitch measurement, Waveform display, Spectrum analysis, Voice and instrument sound analysis, Visual comparison of sounds

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

**In-app purchases:** none


### Kifu Vault

[App page](https://appshunter.io/ios/app/kifu-vault/id6795305452)

This app helps you study your Shogi games by saving and reviewing key moments as quizzes. It allows you to organize your game records, search for specific board positions, and import existing game files. Designed for serious study and skill improvement.

**Highlights:** Save key game moments as quizzes, Organize games by custom labels, Search for specific board positions, Import various Shogi game file formats, Create custom Shogi quizzes, Print and export game records

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

**In-app purchases:** none


## Frequently asked questions

### Is Pitch Scope free?

Pitch Scope costs $2.99, with no in-app purchases.

### Is Kifu Vault free?

Kifu Vault costs $5.99, with no in-app purchases.

### Do Pitch Scope or Kifu Vault have ads?

Neither Pitch Scope nor Kifu Vault shows ads.

### Which is updated more often, Pitch Scope or Kifu Vault?

Pitch Scope ships an update every 3 months, and Kifu Vault every 2 days. Most recently, Pitch Scope was updated on November 7, 2026 and Kifu Vault on November 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.*