# 知了，RSS智能聚合阅读 vs Mulchat

知了，RSS智能聚合阅读 and Mulchat are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 知了，RSS智能聚合阅读 sells 4 in-app purchases, starting at $2.99 per month and Mulchat sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for 知了，RSS智能聚合阅读 against 5.0 for Mulchat. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

知了，RSS智能聚合阅读 ships an update every 2 weeks, Mulchat fortnightly. The most recent releases landed on September 13, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | 知了，RSS智能聚合阅读 | Mulchat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/rss/id1525056652/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/mulchat-multi-language-chat/id6450591679/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Freemium | Freemium |
| Size | 34 MB | 10 MB |
| Requires iOS | 16 | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [羽浩 邓](https://appshunter.io/developer/1523986828) | [Shenzhen Chenxi Information Technology Co., Ltd](https://appshunter.io/developer/1526035453) |

## What reviewers say

### 知了，RSS智能聚合阅读

[App page](https://appshunter.io/ios/app/rss/id1525056652)

This app intelligently aggregates and filters information from various sources, providing timely notifications for weather, new movies, book updates, and popular online content. It allows for customizable alerts based on keywords and supports dark mode.

**Highlights:** Intelligent information aggregation, Customizable filtering and alerts, Weather and movie release notifications, Book and online content update alerts, Supports dark mode, Customizable support for non-RSS sites

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月会员 | $2.99 | per month |
| 连续包季会员 | $2.99 | per 3 months |
| 连续包半年会员 | $4.99 | per 6 months |
| 连续包年会员 | $9.99 | per year |


### Mulchat

[App page](https://appshunter.io/ios/app/mulchat-multi-language-chat/id6450591679)

Practice speaking and listening in multiple languages with AI conversation partners. Customize AI personalities, adjust speech settings, and benefit from automatic translation and extensive memory for a personalized learning experience.

**Highlights:** 10+ language conversations, Customizable AI characters, Extensive conversation memory, Automatic translation, Voice input for practice, Adjustable speech settings

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Talkify VIP subscribe weekly | $3.99 | per 7 days |
| Talkify VIP  subscribe monthly | $9.99 | per month |
| Talkify VIP subscribe weekly | $59.99 | per year |


## Frequently asked questions

### Is 知了，RSS智能聚合阅读 free?

知了，RSS智能聚合阅读 is free to download, with in-app purchases available.

### Is Mulchat free?

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

### Which has better reviews, 知了，RSS智能聚合阅读 or Mulchat?

知了，RSS智能聚合阅读 and Mulchat are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do 知了，RSS智能聚合阅读 or Mulchat have ads?

Neither 知了，RSS智能聚合阅读 nor Mulchat shows ads.

### Which is updated more often, 知了，RSS智能聚合阅读 or Mulchat?

知了，RSS智能聚合阅读 ships an update every 2 weeks, and Mulchat fortnightly. Most recently, 知了，RSS智能聚合阅读 was updated on September 13, 2026 and Mulchat on September 28, 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.*