# 优读 vs Basic Calculations

The clearest difference is iOS requirement: 优读 at 10.0 against Basic Calculations's 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 优读 sells 2 in-app purchases, starting at $1.49 per month and Basic Calculations sells 5 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

优读 ships an update every 2 weeks, Basic Calculations every 3 weeks. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 优读 | Basic Calculations |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rss/id1175225244/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 102 MB | 26 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [俊杰 黄](https://appshunter.io/developer/1132845873) | [涛 吴](https://appshunter.io/developer/1499197098) |

## What reviewers say

### 优读

[App page](https://appshunter.io/ios/app/rss/id1175225244)

This app helps you manage your knowledge by integrating reading, note-taking, and intelligent article sorting. It allows for quick collection and organization of information from various sources, including RSS feeds and public accounts, with smart labeling for efficient retrieval.

**Highlights:** Integrated reading and note-taking, Article and book note creation, Aggregate search across notes and collections, Smart automatic labeling and sorting, RSS feed subscription, Quick article collection, Knowledge review and spaced repetition

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 优读高级版按月续费 | $1.49 | per month |
| 打赏 | $4.99 | one-time |


### Basic Calculations

[App page](https://appshunter.io/ios/app/basic-calculations/id1499197099)

**Features:** Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scan all functions: 1 month | $0.99 | per month |
| Scan all functions: 6 months | $1.99 | per 6 months |
| Scan all functions: 1 year | $2.99 | per year |
| Full calc | Free | one-time |
| Scan full version | $4.99 | one-time |


## Frequently asked questions

### Is 优读 free?

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

### Is Basic Calculations free?

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

### Do 优读 or Basic Calculations have ads?

Neither 优读 nor Basic Calculations shows ads.

### Which is updated more often, 优读 or Basic Calculations?

优读 ships an update every 2 weeks, and Basic Calculations every 3 weeks. Most recently, 优读 was updated on October 16, 2026 and Basic Calculations 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.*