# Simark vs 寄信助手

The clearest difference is in-app purchases: 寄信助手 at none against Simark's 2. 寄信助手 also leads on review sentiment (100% vs 83%) and iOS requirement (13.0 vs 15.6). Simark's advantage is update cadence (every 2 days vs every 3 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Simark sells 2 in-app purchases, starting at $1.19 per month. 寄信助手 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Simark against 5.0 for 寄信助手. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews are what separate them: 83% of Simark's written reviews are positive against 100% of 寄信助手's.

Simark ships an update every 2 days, 寄信助手 every 3 months. The most recent releases landed on October 17, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Simark | 寄信助手 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/simark-markdown-notebook/id6456388881/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/id6475414542/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 7 MB | 76 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [冠为 周](https://appshunter.io/developer/1626014918) | [志超 尹](https://appshunter.io/developer/1516211321) |

## What reviewers say

### Simark

[App page](https://appshunter.io/ios/app/simark-markdown-notebook/id6456388881)

A powerful note-taking application that leverages Markdown for efficient writing and organization. It offers cloud synchronization, distraction-free editing, and internal note linking to enhance productivity across devices.

**Highlights:** Cloud Sync across devices, Distraction-free writing interface, Advanced Markdown formatting, Internal note linking, Share notes on the web, Auto dark theme

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simark Sync | $1.19 | per month |
| Simark Sync | $9.99 | per year |


### 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


## Frequently asked questions

### Is Simark free?

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

### Is 寄信助手 free?

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

### Which has better reviews, Simark or 寄信助手?

Simark and 寄信助手 are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Simark or 寄信助手 have ads?

Neither Simark nor 寄信助手 shows ads.

### Which is updated more often, Simark or 寄信助手?

Simark ships an update every 2 days, and 寄信助手 every 3 months. Most recently, Simark was updated on October 17, 2026 and 寄信助手 on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*