# CET4精选词汇 vs Resono

The clearest difference is in-app purchases: Resono at none against CET4精选词汇's 8. Resono also leads on update cadence (weekly vs every 5 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. CET4精选词汇 sells 8 in-app purchases, starting at $2.49 per month. Resono asks for nothing beyond the download.

CET4精选词汇 ships an update every 5 months, Resono weekly. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CET4精选词汇 | Resono |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/resono/id6760644443/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | — | Free |
| Size | 79 MB | 35 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Li Wang](https://appshunter.io/developer/788390771) | [怡清 王](https://appshunter.io/developer/1883755435) |

## What reviewers say

### CET4精选词汇

[App page](https://appshunter.io/ios/app/cet4/id1171020779)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1月会员 | $2.49 | per month |
| 3月会员 | $5.49 | per 3 months |
| 1年会员 | $6.99 | per year |
| 移除广告 | $3.99 | one-time |
| 「Part1」的单词和例句发音 | $4.99 | one-time |
| 「Part2」的单词和例句发音 | $4.99 | one-time |
| 「Part3」的单词和例句发音 | $5.99 | one-time |
| 「全部」的单词和例句发音 | $10.99 | one-time |


### Resono

[App page](https://appshunter.io/ios/app/resono/id6760644443)

This app helps musicians track their instrument practice time, automatically measuring effective playing periods. It records each session to visualize daily progress and build consistent practice habits for instruments like piano, guitar, or violin.

**Highlights:** Automatic effective practice time measurement, Practice session history tracking, Daily progress visualization, Habit building for consistent practice, Simple and focused interface

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

**In-app purchases:** none


## Frequently asked questions

### Is CET4精选词汇 free?

CET4精选词汇 is free to download, with in-app purchases available.

### Is Resono free?

Resono is free to download, with no in-app purchases.

### Do CET4精选词汇 or Resono have ads?

Neither CET4精选词汇 nor Resono shows ads.

### Which is updated more often, CET4精选词汇 or Resono?

CET4精选词汇 ships an update every 5 months, and Resono weekly. Most recently, CET4精选词汇 was updated on November 6, 2026 and Resono 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.*