# 灵瓜背单词 vs Rulvo

The clearest difference is rating: Rulvo at 5.0 against 灵瓜背单词's 4.4. 灵瓜背单词's advantage is ratings volume (8 vs 2). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. 灵瓜背单词 sells 3 in-app purchases, starting at $6.99 per month and Rulvo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Rulvo holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 8 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

灵瓜背单词 ships an update every 4 days, Rulvo every 5 days. The most recent releases landed on November 12, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 灵瓜背单词 | Rulvo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (8 ratings)](https://appshunter.io/ios/app/id6446497697/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rulvo/id6807753839/reviews)** |
| Number of ratings | **8** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 days |
| Monetization | Freemium | Free with in-app purchases |
| Size | 116 MB | 162 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [昆山 郑](https://appshunter.io/developer/1641487116) | [同德 郑](https://appshunter.io/developer/6788617584) |

## What reviewers say

### 灵瓜背单词

[App page](https://appshunter.io/ios/app/id6446497697)

Learn vocabulary by reading engaging stories. This app integrates word learning with English reading and listening practice, making memorization more effective and enjoyable. It offers AI-generated stories based on your vocabulary list or allows you to import your own e-books for simplified reading.

**Highlights:** AI-generated vocabulary stories, E-book simplification, Integrated listening practice, Contextual word definitions, Root word analysis, Progress tracking

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $6.99 | per month |
| Annual Membership | $49.99 | per year |
| 30 Chapter Pack | $2.99 | one-time |


### Rulvo

[App page](https://appshunter.io/ios/app/rulvo/id6807753839)

This app helps students manage their academic life by providing tools for scheduling, focused study sessions, and exam preparation. It features countdowns, timers, and reminders to keep users on track and prepared for their academic goals.

**Highlights:** Exam countdowns, Study session timers, Daily timetable scheduling, Reminders and alarms, Live Activity and Home Screen widgets, Learning history and daily summaries

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 格律 Pro 永久解锁 | $5.99 | one-time |


## Frequently asked questions

### Is 灵瓜背单词 free?

灵瓜背单词 is free to download, with in-app purchases available.

### Is Rulvo free?

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

### Which has better reviews, 灵瓜背单词 or Rulvo?

Rulvo is rated higher. 灵瓜背单词 averages 4.4 out of 5 from 8 ratings, while Rulvo averages 5.0 from 2 ratings.

### Do 灵瓜背单词 or Rulvo have ads?

Neither 灵瓜背单词 nor Rulvo shows ads.

### Which is updated more often, 灵瓜背单词 or Rulvo?

灵瓜背单词 ships an update every 4 days, and Rulvo every 5 days. Most recently, 灵瓜背单词 was updated on November 12, 2026 and Rulvo on November 6, 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.*