# Double+ vs 青橙音效助手

The clearest difference is review sentiment: 青橙音效助手 at 100% against Double+'s 20%. 青橙音效助手 also leads on update cadence (every 2 days vs every 6 days). Double+'s advantage is monetization model (free vs free with in-app purchases). 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.

Double+ ships an update every 6 days, 青橙音效助手 every 2 days. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Double+ | 青橙音效助手 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (7 ratings)](https://appshunter.io/ios/app/double-plus/id1623962082/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 99 MB | 79 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Huizhou Debo Acoustics Co., Ltd.](https://appshunter.io/developer/1586595923) | [飞 叶](https://appshunter.io/developer/1774606754) |

## What reviewers say

### Double+

[App page](https://appshunter.io/ios/app/double-plus/id1623962082)

This app is an intelligent guitar pickup system control software designed for both beginners and professionals. It offers extensive features for practice, performance, and teaching, including tone adjustment, effects, a drum machine, metronome, tuner, and loop recording.

**Highlights:** Dual-channel independent mixing ratio volume adjustment, Customizable tone curves and EQ settings, Digital effects (compression, reverb, delay, distortion), Integrated drum machine with 144 styles, Metronome with practice settings, Tuning table for various instruments, Loop recording and music score functions

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

**In-app purchases:** none


### 青橙音效助手

[App page](https://appshunter.io/ios/app/id6737378499)

Enhance your live streams with a vast library of sound effects. Quickly set up your broadcast with pre-made templates and customize sounds to create a dynamic atmosphere. Supports local audio import and recording for ultimate flexibility.

**Highlights:** 5000+ sound effects library, Pre-made scene templates, Customizable sound effects, Import and record audio, Smart ducking for background music, Bluetooth keyboard shortcuts, In-app music player, iPad landscape mode support

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

**In-app purchases:** none


## Frequently asked questions

### Is Double+ free?

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

### Is 青橙音效助手 free?

青橙音效助手 is free to download, with no in-app purchases.

### Do Double+ or 青橙音效助手 have ads?

Neither Double+ nor 青橙音效助手 shows ads.

### Which is updated more often, Double+ or 青橙音效助手?

Double+ ships an update every 6 days, and 青橙音效助手 every 2 days. Most recently, Double+ was updated on October 4, 2026 and 青橙音效助手 on October 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.*