TimeFlow vs Lesson Book
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
TimeFlow
Read full descriptionHide full description
TimeFlow is a lesson scheduling, student attendance, and teaching income planner built for teachers, tutors, coaches, and independent instructors. Keep lessons, students, attendance, teaching hours, organizations, projects, and income in one place. Plan one-to-one lessons, group classes, recurring schedules, and fixed-income work with a clear daily workflow. Fast lesson scheduling β’ View lessons in calendar, month, and agenda layouts β’ Create individual, group, and recurring lessons β’ Schedule multiple dates and reuse lesson templates β’ Automatically refresh attendance status when lesson times change Students and attendance β’ Manage students, courses, organizations, and groups β’ Record attendance, leave, absences, and completed lessons β’ Keep students, lessons, and attendance connected β’ Review teaching records by student, course, or organization Teaching income and insights β’ Track lesson income, fixed income, and total income separately β’ Review lesson counts, teaching hours, hourly rates, and trends β’ Record project income, expenses, and profit β’ Display values in multiple currencies Reminders and productivity β’ Receive lesson start and completion reminders β’ Use widgets, Live Activities, and Lock Screen progress β’ Import and export CSV and PDF files β’ Choose dark mode and multiple visual themes Sync and privacy β’ Sync and restore your data across your devices with iCloud β’ Hide sensitive income and protect access with Face ID β’ No third-party advertising tracking SDKs TimeFlow helps teachers spend less time managing spreadsheets and more time teaching. Legal: Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://ubcca.github.io/timeflow-legal/legal/privacy-policy.html
Lesson Book
Read full descriptionHide full description
Lesson Book is an AI learning app for ESL academy students. Capture lesson recordings and lesson-note worksheets, let AI analyze them, and build your own Personal Learning Book. Key features β’ Take a class: upload lesson audio and capture worksheets with OCR β’ AI reports: generate reports from recording, OCR, or both β’ My corrections: review incorrect β correct language pairs β’ Assignments: follow homework linked to each report β’ Schedule: manage your class timetable β’ Notifications: receive messages from your academy or admin β’ Profile: update name, password, and photo Use the account and report credits provided by your academy. For credit or account questions, contact your academy or administrator. Lesson Book β turn every lesson into your personal learning book.
Screenshots
Verdict
The clearest difference is in-app purchases: Lesson Book at none against TimeFlow's 3. Lesson Book also leads on iOS requirement (15.0 vs 17.0). TimeFlow's advantage is update cadence (every 2 days vs every 3 weeks). On price, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. TimeFlow sells 3 in-app purchases, starting at $2.99 per month. Lesson Book asks for nothing beyond the download.
TimeFlow ships an update every 2 days, Lesson Book every 3 weeks. Both last shipped on November 5, 2026.
| Parameter | TimeFlow | Lesson Book |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days β better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 17.0 | 15.0 β better |
| Further details β not scored | ||
| Size | 23 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | ζΊζΆ ι | woo jae won |
In-app purchases
TimeFlow
- TimeFlow Pro Monthly3 Days trial$2.991 Month
- TimeFlow Pro Yearly7 Days trial$19.991 Year
- TimeFlow Pro Lifetime$49.99
Lesson Book
No in-app purchases









