# 词忆MemQuirk vs 极坐标单词

The clearest difference is update cadence: 极坐标单词 at every 4 days against 词忆MemQuirk's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 词忆MemQuirk sells 4 in-app purchases, starting at $0.99 per month and 极坐标单词 sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

词忆MemQuirk ships an update every 3 months, 极坐标单词 every 4 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 词忆MemQuirk | 极坐标单词 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6757835430/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Size | 28 MB | 10 MB |
| Requires iOS | 17.6 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [璞 菅](https://appshunter.io/developer/1805856047) | [上海百隅信息科技有限公司](https://appshunter.io/developer/1797254501) |

## What reviewers say

### 词忆MemQuirk

[App page](https://appshunter.io/ios/app/memquirk/id6756350749)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 词忆月度订阅 | $0.99 | per month |
| 词忆年度订阅 | $12.99 | per year |
| 500 QTC | $0.99 | one-time |
| 1000 QTC | $0.99 | one-time |


### 极坐标单词

[App page](https://appshunter.io/ios/app/id6757835430)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一个月Pro会员 | $1.99 | per month |
| 6个月会员 | $7.99 | per 6 months |
| 年度会员 | $14.99 | per year |


## Frequently asked questions

### Is 词忆MemQuirk free?

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

### Is 极坐标单词 free?

极坐标单词 is free to download, with in-app purchases available.

### Do 词忆MemQuirk or 极坐标单词 have ads?

Neither 词忆MemQuirk nor 极坐标单词 shows ads.

### Which is updated more often, 词忆MemQuirk or 极坐标单词?

词忆MemQuirk ships an update every 3 months, and 极坐标单词 every 4 days. Most recently, 词忆MemQuirk was updated on October 30, 2026 and 极坐标单词 on October 31, 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.*