# 寄信助手 vs 爆爆笔记

The clearest difference is in-app purchases: 寄信助手 at none against 爆爆笔记's 4. 寄信助手 also leads on iOS requirement (13.0 vs 16). 爆爆笔记's advantage is update cadence (every 6 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. 爆爆笔记 sells 4 in-app purchases, starting at $2.99 per month. 寄信助手 asks for nothing beyond the download.

寄信助手 ships an update every 3 months, 爆爆笔记 every 6 days. The most recent releases landed on September 23, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 寄信助手 | 爆爆笔记 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id6475414542/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 76 MB | 2 MB |
| Requires iOS | **13.0** | 16 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [志超 尹](https://appshunter.io/developer/1516211321) | [茹 王](https://appshunter.io/developer/1802420217) |

## What reviewers say

### 寄信助手

[App page](https://appshunter.io/ios/app/id6475414542)

This app bridges the gap between correctional facilities and families by offering secure communication services. It allows users to send handwritten letters, custom postcards, and printed photos to incarcerated loved ones. Additionally, it provides access to facility information, legal insights, and lawyer consultations.

**Highlights:** Send handwritten letters, Customizable postcards, High-definition photo printing, Correctional facility information lookup, Legal sentencing and parole prediction, Case database and legal Q&A, Online lawyer consultations

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

**In-app purchases:** none


### 爆爆笔记

[App page](https://appshunter.io/ios/app/ai/id6743444054)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 高级会员（月） | $2.99 | per month |
| 超级会员（月） | $3.99 | per month |
| 高级会员（年） | $24.99 | per year |
| 超级会员（年） | $29.99 | per year |


## Frequently asked questions

### Is 寄信助手 free?

寄信助手 is free to download, with no in-app purchases.

### Is 爆爆笔记 free?

爆爆笔记 is free to download, with in-app purchases available.

### Do 寄信助手 or 爆爆笔记 have ads?

Neither 寄信助手 nor 爆爆笔记 shows ads.

### Which is updated more often, 寄信助手 or 爆爆笔记?

寄信助手 ships an update every 3 months, and 爆爆笔记 every 6 days. Most recently, 寄信助手 was updated on September 23, 2026 and 爆爆笔记 on October 2, 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.*