Sigma Planner vs Class Schedule Planner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sigma Planner
This app helps students organize their academic life by tracking classes, tasks, and schedules. It offers customizable features, cross-device syncing, and home screen widgets for easy access to important information.
- Organize courses by semester
- Create and manage tasks with priority
- Flexible class schedule support
- Home screen widgets for quick access
- iCloud sync across devices
- Customizable themes and app icons
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Sigma Planner is the perfect companion app for your academics that will help you track your classes and tasks with ease. It features a wide range of features to help you stay organized, as well as a beautiful design that is smooth, customizable, and adaptive for every device. With Sigma Planner, you will never need to carry your school planner anymore; all your planner and school information is available on your iPhone, iPad, and Mac. ORGANIZATION Sigma Planner offers a wide variety of features to organize your academic life. You should not need to clear or clutter your timetable every time you move onto the next semester. Sigma Planner offers the ability to organize your courses by semesters, which will allow you to retain records of all your past classes and assignments without having to delete them. TASKS Tasks are the core of any type of planner. In Sigma Planner, tasks can be created for a course, on a date, with a different task type, priority, and more. Tasks should always be easy to find; with the built-in search and filter features, you will never lose a task. CLASS SCHEDULES Sigma Planner is fully equipped to handle the many different schedule types around the world. The app is very flexible supports time-based, period-based, and block-based schedules, as well as supporting biweekly schedules, and late start or early end dates for specific classes. You can also enable class notifications to receive alerts before your classes occur. WIDGETS On iOS 14, Sigma Planner offers three kinds of home screen widgets which allow you to quickly glance at your planner data. You can quickly view your up next classes and tasks, focus on a specific course, or display your current week's timetable right from your home screen. Each widget also contain customization options to display just the information you want. iCLOUD SYNC Your data is always up to date across your devices through iCloud. You can edit a task on your iPhone, and you will immediately see them on iPad or Mac as soon as you hit save. There are no logins; no external accounts; it just works. FLEXIBILITY There are many built-in customizations available in Sigma Planner, including: dark mode, custom accent colours, display styles for tasks and courses, notification customizations, and more. The app also includes a handful of custom app icons to really spice up your home screen! DESIGN The app has a clean, simple, and intuitive interface. On top of that, Sigma Planner comes with 60 course icons to customize your classes, all on top of the customizations you get with the app. These course icons are also available as an iMessage sticker pack that comes with the app so you can share them with your friends! FOR iPAD Sigma Planner also has additional features for iPadOS users with an interface that is better suited for the larger iPad screen size, while at the same time, remain adaptive in supporting split screen multitasking and multiple-windows. Additionally, you can even drag a course to show the course detail in a separate window. Sigma Planner also offers support for trackpads and mice. ACCESSIBILITY Accessibility is one of the most powerful features of the iPhone, iPad, and Mac. Sigma Planner supports system accessibility features like Voice Over and Voice Control. Moreover, the app supports Dynamic Type, which scales text based on your system's Dynamic Type settings. SECURITY Protecting your tasks and course information has never been easier. Unlike your paper agenda, Sigma Planner has the ability to lock the app with a passcode, and allow your to easily unlock with Touch ID and Face ID on available devices.
Class Schedule Planner
Manage your courses, assignments, and events in one organized place. Get timely reminders, track progress with live countdowns, and sync across devices. Share your schedule effortlessly with others.
- Flexible scheduling for various routines
- Customizable smart reminders
- Live countdown widgets
- iCloud and Apple Calendar sync
- Easy schedule sharing
- Personalization options
- Detailed statistics and analytics
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Tibly — the smart way to keep your schedule, events, and tasks under control. It brings everything into one place, helps you plan ahead with timely reminders, and adapts to any routine — from simple weekly repeats to complex rotating shifts. Built for flexibility and clarity, it’s easy to add events, set precise alerts, track progress, and stay focused with live countdowns and clean stats. With iCloud and Apple Calendar, your plans stay synced and ready wherever you are, and sharing a schedule with others takes just a tap. Key Features: - Flexible scheduling — supports weekly repeats, shift schedules, and custom patterns - Smart reminders — fully customizable alerts that notify you exactly when you need them - Countdown widgets — a wide variety of widgets with live countdowns for upcoming events - iCloud sync — keep everything up to date seamlessly across all your devices - Apple Calendar integration — your events appear right where you already manage your time - Sharing made easy — share your schedule with friends, family, or colleagues in one tap - Personalization — themes, colors, icons, and layouts tailored to your style - Detailed statistics — visual insights and analytics about your schedules and tasks - Export for printing — clean PDF layouts and templates for offline use Plan smarter, stay organized, and never miss what matters most with Tibly. Privacy Policy: https://raisinapps.io/tibly/privacyPolicy Terms of Use: https://raisinapps.io/tibly/termsOfUse
Screenshots
Verdict
The clearest difference is in-app purchases: Sigma Planner at none against Class Schedule Planner's 11. Sigma Planner also leads on review sentiment (91% vs 63%) and rating (4.8 vs 4.6). On price, ratings volume, update cadence 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. Class Schedule Planner sells 11 in-app purchases, starting at $0.99 per month. Sigma Planner asks for nothing beyond the download.
Sigma Planner holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 595 and 312 respectively. Written reviews point the same way: 91% of Sigma Planner's written reviews are positive against 63% of Class Schedule Planner's.
Sigma Planner ships an update fortnightly, Class Schedule Planner every 11 days. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.
| Parameter | Sigma Planner | Class Schedule Planner |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (595 ratings) — better | 4.6 (312 ratings) |
| Positive reviews | 91.4% of reviews — better | 62.5% of reviews |
| Number of ratings | 595 — better | 312 |
| Update frequency | Fortnightly | Every 11 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 13.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 28 MB | 85 MB |
| Age rating | 4+ | 4+ |
| Developer | Shao-Chi Liang | RAISIN APPS LTD |
Customer experience
Sigma Planner
Class Schedule Planner
Bugs and requests
Sigma Planner
Reported bugs
3 issues- Calendar not showing all months
- Reminders not working as expected
- Syncing issues between devices
Requested features
4 requests- Ability to set recurring tasks/assignments
- Integration with other calendars (e.g. Google Calendar)
- More visual indicators for completed tasks
- Option to rearrange course order
Class Schedule Planner
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Sigma Planner
No in-app purchases
Class Schedule Planner
- One month subscription7 Days trial$0.991 Month
- One month subscription$0.991 Month
- Tibly: Premium Schedule3 Days trial$2.997 Days
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- One week subscription$4.997 Days
- Timetable. School schedule PRO3 Days trial$4.991 Month
- Timetable. School schedule PRO$6.991 Month
- Timetable. School schedule PRO3 Days trial$7.991 Year
- Timetable. School schedule PRO$7.991 Year
- One year subscription$19.991 Year
- One year subscription7 Days trial$29.991 Year
- One time purchase$7.99
Questions
Is Sigma Planner free?
Is Class Schedule Planner free?
Which has better reviews, Sigma Planner or Class Schedule Planner?
Do Sigma Planner or Class Schedule Planner have ads?
Which is updated more often, Sigma Planner or Class Schedule Planner?
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