QualityStudy vs Notion Calendar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QualityStudy
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数秒単位の作業の記録ができます。2つの作業を並行して行っている場合や割り込み業務の記録も簡単。 事前に作業名や場所をCSVファイルで登録しておけば数回のタップで開始終了時刻、作業名、場所を記録できます。 iTunesやFinderで記録データを取り出すことができます。
Notion Calendar
Manage your schedule and events with a unified view across multiple calendars. Integrate with your Notion workspace to link documents and projects directly to your events. Offers customizable widgets for quick access to upcoming appointments and event details.
- Deep Google Calendar integration
- Connect Notion docs and projects
- Multiple time zone support
- Unified calendar view
- Home and Lock Screen widgets
- Available in 12 languages
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Notion Calendar lets you schedule meetings and control your time like never before. It deeply integrates with Google Calendar accounts so that all your events are synced. Along with speed, beauty, and light/dark modes, Notion Calendar includes powerful features: - CONNECTED TO NOTION — add Notion docs, projects, and timelines. - MULTIPLE TIME ZONES — pull the time zone column to the right to “travel to any city” and add more time zones. - ALL IN ONE PLACE — see one unified view across multiple calendars and auto-sync events between them. - WIDGETS — select from 6 Home Screen Widgets featuring rich previews of upcoming events, month overviews, quick-add event buttons, and more! The Lock Screen Widget lets you see what’s coming at a glance when picking up your phone. - AVAILABLE IN 12 LANGUAGES — Japanese, Korean, French, German, Spanish, Portuguese, Danish, Dutch, Finnish, Norwegian, and Swedish. It’s time.
Screenshots
Verdict
The clearest difference is update cadence: Notion Calendar at every 11 days against QualityStudy's every 5 weeks. QualityStudy's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support 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.
QualityStudy ships an update every 5 weeks, Notion Calendar every 11 days. The most recent releases landed on May 16, 2026 and September 25, 2026 respectively.
| Parameter | QualityStudy | Notion Calendar |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.7 (7.2K ratings) — better |
| Positive reviews | — | 38.8% of reviews |
| Number of ratings | — | 7.2K — better |
| Update frequency | Every 5 weeks | Every 11 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 18 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | UNICUS Co., Ltd. | Notion Labs, Incorporated |
Bugs and requests
QualityStudy
Not enough reviews yet to summarise bugs or requests.
Notion Calendar
Reported bugs
4 issues- App crashes when trying to add events
- Syncing issues causing events to disappear or display incorrectly
- Time zone issues leading to incorrect event times
- Widgets not updating properly
Requested features
6 requests- Add monthly and weekly calendar views
- Integrate with more calendar providers (Microsoft, Apple, etc.)
- Improve iPad compatibility and optimize for larger screens
- Add task management and to-do list functionality
- Enhance customization options (colors, themes, etc.)
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- Improve event creation and editing experience
In-app purchases
QualityStudy
No in-app purchases
Notion Calendar
No in-app purchases
Questions
Is QualityStudy free?
Is Notion Calendar free?
Do QualityStudy or Notion Calendar have ads?
Which is updated more often, QualityStudy or Notion Calendar?
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