# Yiku vs 5512

The clearest difference is review sentiment: 5512 at 100% against Yiku's 48%. 5512 also leads on rating (5.0 vs 3.0) and in-app purchases (none vs 1). Yiku's advantage is update cadence (fortnightly vs every 3 months) and ratings volume (4 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Yiku sells 1 one-off in-app purchase. 5512 asks for nothing beyond the download.

5512 holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 48% of Yiku's written reviews are positive against 100% of 5512's.

Yiku ships an update fortnightly, 5512 every 3 months. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Yiku | 5512 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/yiku/id6737256799/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/5512/id6752520738/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 48.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 180 MB | 63 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [贝 王](https://appshunter.io/developer/1771245889) | [泽恩 吴](https://appshunter.io/developer/1536870883) |

## What reviewers say

### Yiku

[App page](https://appshunter.io/ios/app/yiku/id6737256799)

This app offers a secure, encrypted private journaling experience with a new anonymous Q&A feature. Transform your voice for anonymous interactions and share notes securely to spark deeper connections and expression.

**Highlights:** Anonymous Q&A with voice modulation, End-to-end encrypted private notes, Secure sharing of notes and ideas, Voice transformation for anonymity, Private journaling and inspiration tool

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 489 Points | $0.99 | one-time |


### 5512

[App page](https://appshunter.io/ios/app/5512/id6752520738)

Experience authentic voice calls with a system designed by the creators of the 0204 phone. This app bypasses complex registration, offering high-quality communication.

**Highlights:** Original voice call system, Simplified registration, High-quality calls

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

**In-app purchases:** none


## Frequently asked questions

### Is Yiku free?

Yiku is free to download, with in-app purchases available.

### Is 5512 free?

5512 is free to download, with no in-app purchases.

### Which has better reviews, Yiku or 5512?

5512 is rated higher. Yiku averages 3.0 out of 5 from 4 ratings, while 5512 averages 5.0 from 1 ratings.

### Do Yiku or 5512 have ads?

Neither Yiku nor 5512 shows ads.

### Which is updated more often, Yiku or 5512?

Yiku ships an update fortnightly, and 5512 every 3 months. Most recently, Yiku was updated on October 24, 2026 and 5512 on October 22, 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.*