hi(原REDcity) vs MindBack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
hi(原REDcity)
This platform facilitates collaborative work, supports organizational development, and fosters a community culture. It offers robust document management, interaction, and sharing, alongside efficient time management and meeting scheduling tools.
- Document management and interaction
- Document search and organization
- Time management
- Meeting invitations and room booking
- Community culture building
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hi(原REDcity),致力于打造最佳工作实践、支持组织发展与管理、并打造有社区文化的协同办公平台。hi 也在持续迭代中,敬请期待更多有用好玩的新功能! 1. 文档管理与互动 - 丰富的查阅文档、互动与分享功能 - 按最近使用、团队空间、搜索等多重线索快速找到文档 2. 时间管理与会议邀约 - 多种日历视图并查看日程 - 快捷发起邀约并预定会议室 3. 更多应用入驻中... 随时随地在手机中读文档、约会议,hi 期待你的使用。
MindBack
Capture fleeting thoughts, ideas, and content effortlessly through simple typing, speaking, or uploading. This app organizes your memories serendipitously and offers an AI assistant to retrieve and summarize your past entries.
- Flow state recording (text, voice, photo, file)
- Serendipitous organization and insights
- AI personal memory assistant
- Automatic content summarization
- Time-based activity heatmap
- Personal archive of images and links
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Where do you keep the fleeting moments, random ideas, and content that don't fit anywhere else? Welcome to MindBack. MindBack is designed for pure, pressure-free recording. There are no complex folders, no tags to manage, and no anxiety about organization. You simply record life as if you were messaging yourself, and leave the rest to us. We believe the best recording is effortless, and the best reflection is serendipitous. Key Features: · Flow State Recording Just type, speak, or upload. Whether it's a sudden inspiration, a voice note, a photo, or a file—capture it as easily as chatting. Let your recording return to its simplest form. · Await the Echoes No manual organizing required. MindBack quietly connects your scattered thoughts behind the scenes. It might weave your travel photos into a "Memory Movie" or turn saved links into a "Reading List." Expect unexpected insights and serendipitous moments. · Ask MindBack Anything Your personal AI memory assistant is always ready. Ask "What was that movie I wanted to watch last year?" or "Summarize this article for me." MindBack retrieves answers based on your exclusive history. · Instant Clarity Paste any article or web link directly into the chat. MindBack automatically generates a content summary, helping you grasp the essence of your "Read Later" list instantly. · Trace Your Journey All your records and AI echoes are automatically organized by time. View your life's rhythm through the activity heatmap and rediscover every image and link in your personal archive.
Screenshots
Verdict
The clearest difference is review sentiment: MindBack at 73% against hi(原REDcity)'s 14%. MindBack also leads on ratings volume (16 vs 3). hi(原REDcity)'s advantage is rating (5.0 vs 4.4) and update cadence (every 3 days vs weekly). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.
hi(原REDcity) holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: MindBack has 16 ratings behind it against 3, so its average is the more settled of the two. Written reviews complicate that: 14% of hi(原REDcity)'s written reviews are positive against 73% of MindBack's, so the app with the better star average is not the one people write more warmly about.
hi(原REDcity) ships an update every 3 days, MindBack weekly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.
| Parameter | hi(原REDcity) | MindBack |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 4.4 (16 ratings) |
| Positive reviews | 14.3% of reviews | 72.5% of reviews — better |
| Number of ratings | 3 | 16 — better |
| Update frequency | Every 3 days — better | Weekly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 15 | 14.0 — better |
| Further details — not scored | ||
| Size | 542 MB | 431 MB |
| Age rating | 17+ | 4+ |
| Developer | 薯一薯二文化传媒(上海)有限公司 | 开若图科技(上海)有限公司 |
Customer experience
hi(原REDcity)
MindBack
In-app purchases
hi(原REDcity)
No in-app purchases
MindBack
No in-app purchases









