# 寄信助手 vs 情书大全宝典

The clearest difference is in-app purchases: 寄信助手 at none against 情书大全宝典's 1. 寄信助手 also leads on update cadence (every 3 months vs every 9 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 情书大全宝典 sells 1 one-off in-app purchase. 寄信助手 asks for nothing beyond the download.

寄信助手 ships an update every 3 months, 情书大全宝典 every 9 months. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 寄信助手 | 情书大全宝典 |
| --- | --- | --- |
| 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 9 months |
| Monetization | Free with in-app purchases | — |
| Size | 76 MB | 38 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [志超 尹](https://appshunter.io/developer/1516211321) | [Shenzhen Zhaohuan Network Technology Co., Ltd.](https://appshunter.io/developer/1733427951) |

## 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


### 情书大全宝典

[App page](https://appshunter.io/ios/app/id6504644745)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一个月会员 | $0.99 | one-time |


## Frequently asked questions

### Is 寄信助手 free?

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

### Is 情书大全宝典 free?

情书大全宝典 is free to download, with in-app purchases available.

### Do 寄信助手 or 情书大全宝典 have ads?

Neither 寄信助手 nor 情书大全宝典 shows ads.

### Which is updated more often, 寄信助手 or 情书大全宝典?

寄信助手 ships an update every 3 months, and 情书大全宝典 every 9 months. Most recently, 寄信助手 was updated on October 9, 2026 and 情书大全宝典 on October 12, 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.*