# 滑记 vs OIOI

The clearest difference is review sentiment: 滑记 at 89% against OIOI's 0%. 滑记 also leads on device support. OIOI's advantage is in-app purchases (none vs 10). On price and iOS requirement there is nothing between them.

Both are free to download. 滑记 sells 10 in-app purchases, starting at $4.99 per month. OIOI asks for nothing beyond the download.

## The numbers

| Metric | 滑记 | OIOI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (26 ratings)](https://appshunter.io/ios/app/anki/id1563391530/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | **89.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Fortnightly | — |
| Monetization | Subscription | **Free** |
| Size | 112 MB | 69 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [Shanghai Shuyi Education Technology Co., Ltd.](https://appshunter.io/developer/1563391532) | [Qingyuan Mohai Technology Co., Ltd](https://appshunter.io/developer/1591552261) |

## What reviewers say

### 滑记

[App page](https://appshunter.io/ios/app/anki/id1563391530)

This app uses spaced repetition and AI to create personalized study plans, helping users memorize key information efficiently for exams. It consolidates study materials into a digital flashcard format, saving time and enhancing learning.

**Highlights:** AI-driven dynamic study plans, Spaced repetition learning theory, Personalized review scheduling, Consolidated digital flashcards, Focus on key exam points, Memory efficiency improvement

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 滑记月度会员-自动订阅 | $4.99 | per month |
| 滑记年度会员-自动订阅 | $39.99 | per year |
| 6 虾滑 | $0.99 | one-time |
| 18 虾滑 | $2.99 | one-time |
| 68 虾滑 | $9.99 | one-time |
| 滑记1年会员 | $22.99 | one-time |
| 信仰会员 | $29.99 | one-time |
| 滑记3年会员 | $49.99 | one-time |
| 信仰会员 | $59.99 | one-time |
| 滑记5年会员 | $69.99 | one-time |


### OIOI

[App page](https://appshunter.io/ios/app/oioi-ai/id6474110428)

This AI-powered assistant offers intelligent learning support across various subjects, from English and math to programming and creative writing. It can also adopt different roles to assist with tasks like translation, interview preparation, and travel planning.

**Highlights:** Answers English learning questions, Guides math problem-solving, Provides instant knowledge retrieval, Assists with essay planning, Helps debug programming issues, Communicates in multiple languages, Inspires poetry and art creation, Adopts various service roles

**In-app purchases:** none


## Frequently asked questions

### Is 滑记 free?

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

### Is OIOI free?

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

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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.*