# 不背单词 vs OneScholar

The clearest difference is review sentiment: 不背单词 at 95% against OneScholar's 0%. 不背单词 also leads on iOS requirement (13.0 vs 15.0). OneScholar's advantage is in-app purchases (none vs 100) and update cadence (every 2 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. 不背单词 sells 100 one-off in-app purchases. OneScholar asks for nothing beyond the download.

不背单词 ships an update every 3 weeks, OneScholar every 2 days. The most recent releases landed on September 22, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 不背单词 | OneScholar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (3.5K ratings)](https://appshunter.io/ios/app/id698570469/reviews)** | — |
| Number of ratings | **3.5K** | — |
| Positive reviews | **94.6% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 168 MB | 3 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 9+ | 4+ |
| Developer | [Beijing Is-Cool Technology Co., Ltd](https://appshunter.io/developer/1089038448) | [世锜 全](https://appshunter.io/developer/1703972171) |

## What reviewers say

### 不背单词

[App page](https://appshunter.io/ios/app/id698570469)

Learn English vocabulary with over 1.5 million native speaker example sentences. This app uses a science-based memory curve, root analysis, and authentic phrases to help you remember words effectively. It covers all learning stages and exam needs.

**Highlights:** 1.5 million+ native speaker example sentences, 50,000+ phrase collocations, 2,000+ root and affix lessons, 5,000+ derivation trees, Authentic Collins English-Chinese dictionary, All-stage vocabulary banks, Ebbinghaus memory curve review

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

**In-app purchases (100)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 酷币包1 | $0.99 | one-time |
| 充值4 | $0.99 | one-time |
| 充值3 | $0.99 | one-time |
| 充值6 | $0.99 | one-time |
| 充值5 | $0.99 | one-time |
| 充值10 | $0.99 | one-time |
| 充值1 | $0.99 | one-time |
| 充值9.9 | $0.99 | one-time |
| 充值8 | $0.99 | one-time |
| 充值2 | $0.99 | one-time |
| 充值9 | $0.99 | one-time |
| 充值7 | $0.99 | one-time |
| 酷币包2 | $1.99 | one-time |
| 充值15 | $1.99 | one-time |
| 充值12 | $1.99 | one-time |
| 充值11 | $1.99 | one-time |
| 充值13 | $1.99 | one-time |
| 充值16 | $1.99 | one-time |
| 酷币包3 | $2.99 | one-time |
| 充值19.9 | $2.99 | one-time |
| 充值20 | $2.99 | one-time |
| 充值24 | $2.99 | one-time |
| 充值19.8 | $2.99 | one-time |
| 充值18 | $2.99 | one-time |
| 充值19 | $2.99 | one-time |
| 充值21 | $2.99 | one-time |
| 酷币包5 | $3.99 | one-time |
| 充值30 | $3.99 | one-time |
| 充值26 | $3.99 | one-time |
| 充值28 | $3.99 | one-time |
| 充值31 | $3.99 | one-time |
| 充值25 | $3.99 | one-time |
| 充值37 | $4.99 | one-time |
| 充值35 | $4.99 | one-time |
| 充值34 | $4.99 | one-time |
| 充值36 | $4.99 | one-time |
| 充值32 | $4.99 | one-time |
| 充值38 | $4.99 | one-time |
| 酷币包6 | $5.99 | one-time |
| 酷币包7 | $5.99 | one-time |
| 充值41 | $5.99 | one-time |
| 充值39 | $5.99 | one-time |
| 充值43 | $5.99 | one-time |
| 充值45 | $5.99 | one-time |
| 酷币包8 | $6.99 | one-time |
| 充值47 | $6.99 | one-time |
| 充值46 | $6.99 | one-time |
| 充值48 | $6.99 | one-time |
| 充值49 | $6.99 | one-time |
| 充值57 | $7.99 | one-time |
| 充值58 | $7.99 | one-time |
| 酷币包9 | $8.99 | one-time |
| 酷币包12 | $9.99 | one-time |
| 充值67 | $9.99 | one-time |
| 充值70 | $9.99 | one-time |
| 充值74 | $9.99 | one-time |
| 充值73 | $9.99 | one-time |
| 充值75 | $9.99 | one-time |
| 充值76 | $9.99 | one-time |
| 充值85 | $11.99 | one-time |
| 酷币包13 | $12.99 | one-time |
| 充值94 | $12.99 | one-time |
| 充值119 | $17.99 | one-time |
| 充值116 | $17.99 | one-time |
| 酷币包20 | $19.99 | one-time |
| 酷币包22 | $19.99 | one-time |
| 充值142 | $19.99 | one-time |
| 充值147 | $19.99 | one-time |
| 充值149 | $19.99 | one-time |
| 充值129 | $19.99 | one-time |
| 充值131 | $19.99 | one-time |
| 充值139 | $19.99 | one-time |
| 酷币包23 | $22.99 | one-time |
| 充值160 | $22.99 | one-time |
| 充值158 | $22.99 | one-time |
| 充值169 | $24.99 | one-time |
| 充值177 | $24.99 | one-time |
| 充值178 | $24.99 | one-time |
| 充值176 | $24.99 | one-time |
| 充值209 | $29.99 | one-time |
| 充值220 | $29.99 | one-time |
| 充值228 | $29.99 | one-time |
| 充值233 | $34.99 | one-time |
| 充值250 | $34.99 | one-time |
| 充值238 | $34.99 | one-time |
| 充值249 | $34.99 | one-time |
| 充值248 | $34.99 | one-time |
| 酷币包19 | $39.99 | one-time |
| 酷币包 31 | $39.99 | one-time |
| 充值293 | $39.99 | one-time |
| 充值298 | $39.99 | one-time |
| 充值268 | $39.99 | one-time |
| 充值273 | $39.99 | one-time |
| 充值289 | $39.99 | one-time |
| 充值279 | $39.99 | one-time |
| 充值283 | $39.99 | one-time |
| 充值288 | $39.99 | one-time |
| 充值388 | $59.99 | one-time |
| 酷币包 34 | $69.99 | one-time |
| 充值488 | $69.99 | one-time |

**What reviewers like**

- 🌟 Comprehensive vocabulary coverage
- 👍 Intuitive and user-friendly interface
- 🎬 Helpful example sentences from movies/TV
- 💡 Effective memorization techniques
- 🎯 Customizable word lists and study plans

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔊 Inconsistent audio volume for word pronunciations
- 🔍 Limited search and filtering options
- 🖼️ Outdated or unappealing visual design
- 🕰️ Repetitive review schedule can feel tedious

**Reported bugs**

- Login issues for users with non-Chinese phone numbers
- Compatibility problems on newer iOS/Android devices
- Unreliable syncing of progress across multiple devices

**Requested features**

- Ability to import/export custom word lists
- Integration with other language learning resources
- More personalized learning algorithms and recommendations
- Enhanced social features for group/team learning
- Expanded support for non-English vocabulary


### OneScholar

[App page](https://appshunter.io/ios/app/onescholar/id6463165073)

This academic research plugin enhances efficiency for researchers by providing detailed article information, journal rankings, university classifications, and citation data. It supports numerous literature databases and offers tools for academic integrity checks and citation management.

**Highlights:** Supports multiple literature databases (Sci-Hub, LibGen, PubMed, etc.), Comprehensive citation management (RIS, BibText, Endnote, Mendeley), Academic misconduct detection (PubPeer, Amend), Detailed article information (IF, JCR, citations), University and journal ranking displays, AI-powered article summarization, Article filtering and sorting by various metrics

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 不背单词 free?

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

### Is OneScholar free?

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

### Do 不背单词 or OneScholar have ads?

Neither 不背单词 nor OneScholar shows ads.

### Which is updated more often, 不背单词 or OneScholar?

不背单词 ships an update every 3 weeks, and OneScholar every 2 days. Most recently, 不背单词 was updated on September 22, 2026 and OneScholar on September 15, 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.*