# 易呗背单词 vs SAT圣题库

The clearest difference is rating: 易呗背单词 at 4.9 against SAT圣题库's 1.0. 易呗背单词 also leads on in-app purchases (none vs 10) and ratings volume (10 vs 1). SAT圣题库's advantage is update cadence (monthly vs every 15 months). On price, ads and device support there is nothing between them.

Both are free to download. SAT圣题库 sells 10 one-off in-app purchases. 易呗背单词 asks for nothing beyond the download.

易呗背单词 holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: 易呗背单词 has 10 ratings behind it against 1, so its average is the more settled of the two.

易呗背单词 ships an update every 15 months, SAT圣题库 monthly. The most recent releases landed on June 3, 2026 and June 21, 2026 respectively.

## The numbers

| Metric | 易呗背单词 | SAT圣题库 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (10 ratings)](https://appshunter.io/ios/app/sat/id628003919/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/sat/id1567728201/reviews) |
| Number of ratings | **10** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 152 MB | 43 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Enguru LLC](https://appshunter.io/developer/1049219570) | [Sheng Cai E-books (Wuhan) Co., Ltd.](https://appshunter.io/developer/1448965022) |

## What reviewers say

### 易呗背单词

[App page](https://appshunter.io/ios/app/sat/id628003919)

This app offers a specialized SAT English vocabulary builder, leveraging a powerful memory engine and cloud storage. It features intelligent review planning, multiple memorization techniques, integrated dictionary lookup within example sentences, and a user-friendly quiz tool.

**Highlights:** SAT English vocabulary focus, Powerful memory engine, Cloud storage and sync, Intelligent review planning, Multiple memorization techniques, Integrated dictionary, Quiz tool

**Features:** macOS Compatibility

**In-app purchases:** none


### SAT圣题库

[App page](https://appshunter.io/ios/app/sat/id1567728201)

This app provides a comprehensive question bank for the SAT exam, offering detailed explanations for each question. It supports flexible learning and practice anytime, anywhere, across multiple devices.

**Highlights:** Extensive SAT question bank, Detailed answer explanations, Multiple practice modes, Progress tracking, Keyword search for questions, Automatic错题 (wrong answer) collection, Personalized question generation

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 圣才月卡VIP会员 | $3.99 | one-time |
| 圣才季卡VIP会员 | $9.99 | one-time |
| 88圣才币 | $12.99 | one-time |
| 128圣才币 | $19.99 | one-time |
| 圣才半年卡VIP会员 | $19.99 | one-time |
| 圣才考研半年卡VIP会员 | $19.99 | one-time |
| 168圣才币 | $24.99 | one-time |
| 208圣才币 | $29.99 | one-time |
| 圣才年卡VIP会员 | $29.99 | one-time |
| 圣才考研年卡VIP会员 | $29.99 | one-time |


## Frequently asked questions

### Is 易呗背单词 free?

易呗背单词 is free to download, with no in-app purchases.

### Is SAT圣题库 free?

SAT圣题库 is free to download, with in-app purchases available.

### Which has better reviews, 易呗背单词 or SAT圣题库?

易呗背单词 is rated higher. 易呗背单词 averages 4.9 out of 5 from 10 ratings, while SAT圣题库 averages 1.0 from 1 ratings.

### Do 易呗背单词 or SAT圣题库 have ads?

Neither 易呗背单词 nor SAT圣题库 shows ads.

### Which is updated more often, 易呗背单词 or SAT圣题库?

易呗背单词 ships an update every 15 months, and SAT圣题库 monthly. Most recently, 易呗背单词 was updated on June 3, 2026 and SAT圣题库 on June 21, 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.*