三省 vs GuruMind
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
三省
This cognitive tool uses cards for recording, reviewing, and self-dialogue to aid memory and clear thinking. It offers flexible input methods, knowledge networking, and visual mind mapping to enhance understanding and reflection.
- Card input (typing & handwriting)
- Bidirectional knowledge linking
- Visual mind maps
- Self-dialogue mechanism
- Spaced repetition review
- Cognitive graph building
Read full descriptionHide full description
三省是一款以卡片为核心，融合“记录 - 复习 - 自我对话”的认知工具。 它不仅帮你记住，更帮你想清楚。 功能亮点： • 卡片双模式：打字 + 手写 快速输入与自由书写并存，表达更灵活。 • 正反向关联，构建知识网络 支持思维“前因后果”双向连接，轻松搭建属于自己的认知图谱。 • 可视化思维导图 所有卡片自动生成地图，思考路径一目了然。 • 自我对话机制 定期发问、回顾、反思，从记录走向理解。 • 基于记忆曲线的智能复习 每天推荐最该复习的卡片，省时高效。 隐私政策：https://jq3so8rvxu.feishu.cn/docx/V5EpdASeuoQuzYx5ogQc6lVan0e?from=from_copylink 使用条款：https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
GuruMind
This app links PDF annotations to mind maps, allowing you to create linked nodes and jump to original text. It supports detailed note-taking, hierarchical mind maps, and a browser-like navigation for complex knowledge systems. Efficiently review PDF highlights with a flashcard-like mode and generate Anki cards from your notes.
- PDF to mind map linking
- Node notes with bidirectional links
- Sub-mind maps with browser navigation
- PDF annotation notes
- PDF review mode
- Batch cloze deletion card generation
- Smart flashcard creation
- Cloud sync and multi-device collaboration
Read full descriptionHide full description
**核心特性**： - **PDF-导图双向联动** - 拖拽 PDF 批注到思维导图自动创建带链接的节点，点击节点跳转到原文位置 - **节点笔记 + 双向链接** - 保持导图简洁的同时深入记录细节，用 [[wiki 链接]] 建立知识网络 - **子导图 + 浏览器式导航** - 像浏览网页一样管理复杂知识体系，彻底解决大型导图可读性问题 - **批注笔记** - 每个 PDF 批注可绑定独立 Markdown 笔记，让标注不只是划线，更是深度思考的载体 - **PDF 复习模式** - 像翻闪卡一样高效复习教材重点，自动遮盖批注内容强制主动回忆 - **批量挖空制卡** - 基于 Rust 图像识别，自动检测高亮区域批量生成 Anki 挖空卡片，节省 90% 制卡时间 - **智能闪卡生成** - 思维导图和 PDF 批注一键导出为 Anki 卡片，支持挖空样式、颜色筛选等多种选项 - **云同步 + 多设备协作** - 支持 S3、WebDAV 等多种同步后端，让知识库随时随地可用 - **真正的跨平台** - 基于 Flutter + Rust，所有平台功能完全一致，UI/UX 保持统一 - **本地优先 + 数据掌控** - 所有核心功能无需网络，数据存储在本地，完全掌控在你手中 隐私政策：https://gurumind.kevin2li.com/guide/privacy.html 使用条款：https://gurumind.kevin2li.com/terms.html
Screenshots
Verdict
The clearest difference is update cadence: GuruMind at every 3 days against 三省's every 6 months. On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. 三省 sells 3 in-app purchases, starting at $2.99 per month and GuruMind sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for 三省 against 5.0 for GuruMind. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
三省 ships an update every 6 months, GuruMind every 3 days. The most recent releases landed on October 1, 2026 and October 3, 2026 respectively.
| Parameter | 三省 | GuruMind |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 6 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 30 MB | 296 MB |
| Age rating | 4+ | 4+ |
| Developer | 嘉达 黄 | 名杰 王 |
Customer experience
三省
GuruMind
In-app purchases
三省
- ThreeTimes - Monthly Plan$2.991 Month
- ThreeTimes - Yearly Plan$4.991 Year
- ThreeTimes - Lifetime Plan$9.99
GuruMind
- 月度会员1 Month trial$0.991 Month
- 年度会员$6.991 Year
- 终身会员$14.99
