心通达OA vs Private Notes Daily.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
心通达OA
This intelligent OA platform leverages cloud computing, AI, and big data to enhance traditional office operations. It focuses on system integration, industry applications, and smart workflow engines to support smart city cloud platforms and create efficient collaborative environments for organizations.
- Cloud-based SaaS architecture
- AI, Big Data, and Machine Learning integration
- Smart workflow engine
- PaaS development platform
- Mobile office support
- Supports private cloud deployment
- Multi-tenancy and multi-language support
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心通达OA是第三代智慧型OA平台，基于云计算模式的SaaS架构研发，引入AI人工智能、大数据分析、机器学习等智能化技术，为传统OA产业注入新的活力。 产品在系统互联整合、行业应用、智能流程引擎、PaaS开发平台、移动办公、物联网等领域进行深入的研发与探索，目标是满足政务云、工业云、教育云等智慧城市云平台的建设需求。 系统支持私有云部署，支持多租户、多组织、多语言、多数据库、多集群等新特性，可为企事业单位创建简洁高效的协同办公环境，让组织内外部协作沟通畅通无阻，满足各业务部门深度管理需求。 电池使用免责声明：“使用在后台运行的全球定位系统，可以大大降低电池寿命。”
Private Notes Daily.
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Notes (小记) is a minimal private journal that helps you capture each day in a few taps — text, mood, and a photo. No ads, no in-app purchases, and no sign-in required. 【Features】 • Daily entries: write by day with optional mood tags • Photo attachment: add one photo per entry • Calendar view: browse and jump to any day in a month grid • Writing stats: streaks, totals, and more at a glance • Export: save entries as PDF or image for backup and sharing • Face ID / Touch ID: optional app lock to protect your journal • iCloud sync: optional CloudKit sync across your devices (iCloud sign-in required) 【What’s new in 2.0】 • Four gradient themes: Twilight, Ocean, Forest, and Royal • Language options: System, Simplified Chinese, and English • Improved dark mode: better contrast for settings, toggles, and text • Data reset: double confirmation plus Face ID or device passcode before deleting all entries 【Design】 Notes is calm and distraction-free — no social features, no feeds, just your words. Soft gradients and rounded typography stay readable in both light and dark mode. 【Privacy】 • No account required; data is stored on your device by default • With iCloud sync enabled, data is stored in your iCloud account via Apple CloudKit • We do not collect, sell, or share your journal content 【Notes】 • iOS 17 or later is recommended for the best experience • Uninstalling the app may remove data stored only on this device. If iCloud sync is enabled, results may vary — export important entries regularly • Questions or feedback? Use in-app Support & Feedback
Screenshots
Verdict
The clearest difference is device support: 心通达OA at 3 against Private Notes Daily.'s 1. 心通达OA also leads on iOS requirement (15.6 vs 17.0). On price, update cadence, ads and in-app purchases 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.
心通达OA ships an update every 5 months, Private Notes Daily. every 4 months. The most recent releases landed on June 25, 2026 and September 13, 2026 respectively.
| Parameter | 心通达OA | Private Notes Daily. |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 71 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | 波 高 | 向龙 卢 |
In-app purchases
心通达OA
No in-app purchases
Private Notes Daily.
No in-app purchases
