# 吉他调弦工具箱 vs CipherNook

The clearest difference is price: 吉他调弦工具箱 at Free against CipherNook's $4.99. CipherNook's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On in-app purchases, device support and iOS requirement there is nothing between them.

吉他调弦工具箱 is free to download; CipherNook costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

吉他调弦工具箱 ships an update every 2 months, CipherNook every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 吉他调弦工具箱 | CipherNook |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ciphernook/id6484164218/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Paid |
| Size | 21 MB | 25 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blovemedia Co., Ltd.](https://appshunter.io/developer/1438710050) | [国喜 宋](https://appshunter.io/developer/1740337327) |

## What reviewers say

### 吉他调弦工具箱

[App page](https://appshunter.io/ios/app/id1539114511)

**Features:** macOS Compatibility

**In-app purchases:** none


### CipherNook

[App page](https://appshunter.io/ios/app/ciphernook/id6484164218)

This app provides a secure, offline sanctuary for your notes, photos, and voice recordings. It uses end-to-end encryption to ensure your data remains private and accessible only to you, with no internet connection or account registration required.

**Highlights:** Fully offline use, End-to-end encryption, Privacy-focused design, No account registration, Text, photo, and voice recording support, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 吉他调弦工具箱 free?

吉他调弦工具箱 is free to download, with no in-app purchases.

### Is CipherNook free?

CipherNook costs $4.99, with no in-app purchases.

### Do 吉他调弦工具箱 or CipherNook have ads?

吉他调弦工具箱 shows ads; CipherNook does not.

### Which is updated more often, 吉他调弦工具箱 or CipherNook?

吉他调弦工具箱 ships an update every 2 months, and CipherNook every 3 weeks. Most recently, 吉他调弦工具箱 was updated on November 3, 2026 and CipherNook on October 30, 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.*