# 知了，RSS智能聚合阅读 vs invsi

The clearest difference is rating: 知了，RSS智能聚合阅读 at 5.0 against invsi's 4.1. invsi's advantage is ratings volume (8 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

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 invsi sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

知了，RSS智能聚合阅读 holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: invsi has 8 ratings behind it against 1, so its average is the more settled of the two.

知了，RSS智能聚合阅读 ships an update every 2 weeks, invsi fortnightly. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 知了，RSS智能聚合阅读 | invsi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rss/id1525056652/reviews)** | [4.1 (8 ratings)](https://appshunter.io/ios/app/invsi/id6444667120/reviews) |
| Number of ratings | 1 | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Freemium | Freemium |
| Size | 34 MB | 26 MB |
| Requires iOS | **16** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [羽浩 邓](https://appshunter.io/developer/1523986828) | [新坤 杨](https://appshunter.io/developer/1655993145) |

## 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 |


### invsi

[App page](https://appshunter.io/ios/app/invsi/id6444667120)

This app helps parents manage their children's device usage by controlling screen time and blocking inappropriate content. It offers a local-only experience with no ads or registration, prioritizing user privacy.

**Highlights:** Screen time management, Content blocking, No advertisements, Local data storage, No registration required, Premium features via subscription

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly PRO | $0.99 | per month |
| Invsi PRO (Annual) | $4.99 | per year |
| Unlock Application Icon | $0.99 | one-time |
| Lifetime PRO | $14.99 | one-time |


## 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 invsi free?

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

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

知了，RSS智能聚合阅读 is rated higher. 知了，RSS智能聚合阅读 averages 5.0 out of 5 from 1 ratings, while invsi averages 4.1 from 8 ratings.

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

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

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

知了，RSS智能聚合阅读 ships an update every 2 weeks, and invsi fortnightly. Most recently, 知了，RSS智能聚合阅读 was updated on October 1, 2026 and invsi on October 8, 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.*