Monthly Fee Stamp vs Mini Project
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Monthly Fee Stamp
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■ What is Monthly Fee Stamp?? A tuition and lesson schedule management app designed for independent music and hobby instructors. Perfect for guitar, piano, yoga, dance, and all kinds of private lessons. Replace your paper tuition envelopes with a digital solution — manage student payments and lesson schedules from your smartphone. Sync with Google Calendar to automate your entire lesson schedule. ■ Core Features (All Free) 【Tuition Stamp Management】 - Simply tap to stamp when tuition is received - View each student's payment status at a glance - Automatically records the date and amount - Add notes for special reminders 【Lesson Schedule Management】 - Add one-time or recurring lessons - Customize lesson duration (30 / 45 / 60 / 90 min) - Select specific weeks (1st–5th week, or every week) - Automatic lesson count calculation 【Full Google Calendar Integration】 - Lessons are automatically added to your calendar - Deleted lessons are automatically removed from your calendar - Bulk sync existing lessons - 30-minute automatic reminders - Student name and time displayed automatically 【Recurring Lesson Features】 - Select multiple days of the week (e.g., Mon / Wed / Fri) - Choose specific weeks (e.g., 2nd & 4th week = twice a month) - Set a date range for bulk registration - Preview lesson count in real time ■ Perfect for Instructors Who: - Run a private guitar or piano studio - Teach yoga, dance, or other lessons at home - Find tuition tracking tedious - Want to manage schedules through Google Calendar - Want to go paperless ■ Premium Features (from $1.99/month) Smarter studio management for the price of a coffee. 【Calendar Overview】 - View all students' schedules in a monthly calendar - Color-coded by student for easy management - Automatic double-booking detection and alerts 【Unpaid Notices】 - Automatically lists students with unpaid tuition - Send template emails with one tap (fully editable) - A friendly auto-message footer keeps communication professional and comfortable 【CSV Export】 - Export tuition data in CSV format - Useful for tax filing and bookkeeping - Easy import into accounting software - Per-student summary available 【Custom Stamps】 - Set your own original stamp design - Strengthen your studio branding - Boost student satisfaction - Stand out from other studios ■ Simple to use The teacher signs up (a class ID is created automatically—ready to use right away) The teacher registers each student (a QR code is issued for each one) The student downloads the app and joins by scanning the QR code When tuition is received, the teacher just taps to add a stamp! ■ Google Calendar setup: 1. Go to Settings → Connect Google Account 2. Grant permission 3. Lessons are automatically added to your calendar! ■ Security & Privacy - All data is securely managed with Firebase - Google Calendar access is limited to the minimum required - Personal information is never shared with third parties - Privacy Policy: https://sinqwell.net/privacy-policy/ - Terms of Service: https://sinqwell.net/terms-of-service/ ■ Supported Devices - iPhone (iOS 13.0 or later) - iPad ■ Try It Free Today! Simplify your tuition tracking and lesson scheduling. Start with the free features — upgrade to Premium anytime for $1.99/month, cancel anytime. 【How to Use】 Full usage guide available at: https://sinqwell.net/apps/monthly-fee-bag-app/ Step-by-step instructions for every screen, perfect for first-time users.
Mini Project
This app offers a minimalist and elegant offline Kanban board for personal project and task management. It focuses on a fluid user experience with drag-and-drop functionality and deep task breakdown capabilities. Enjoy a private and distraction-free environment for managing your goals.
- Offline Kanban board
- Minimalist design
- Drag-and-drop task management
- Deep task breakdown
- Absolute privacy
- Zero-interference experience
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Mini Project is a beautifully designed, completely offline personal project and task management Kanban board. We have abandoned cumbersome account registrations and forced cloud synchronization, providing you with the purest and most efficient task management experience through a meticulously crafted, elegant interface. Core Features Minimalist Aesthetics & Thoughtful Design Say goodbye to clunky and cluttered. We have carefully polished every UI detail, from color matching to typography layout, making the interface not only pleasing to the eye but also turning every log and review into a visual delight. Smooth and Fluid Kanban Interaction Adopting the classic "To-Do - In Progress - Done" agile workflow. Smooth, stutter-free drag-and-drop operations make switching task statuses natural and intuitive, letting you truly feel the sense of accomplishment as you advance projects right at your fingertips. Absolute Privacy & Offline First No internet required, no data anxiety. All your project plans, inspiration notes, and to-do lists are stored entirely on your local device. We do not collect any of your data, giving you 100% privacy and security. Simplifying Complex Tasks Don't know where to start with complex, long-term projects? Mini Project supports deep task breakdown. You can easily slice massive goals into actionable sub-tasks, making progress management clear and fully under your control. Zero-Interference, Focused Experience No forced push notifications, no useless social or team communication features. Open and use it instantly, focus on the present, and leave your most valuable time and attention entirely to creation and thinking itself. Applicable Scenarios Whether you are a project manager assigning team tasks, an independent developer managing side hustle progress, a freelancer planning order schedules, or a student and productivity enthusiast needing to create exam review plans, travel itineraries, or daily to-dos, Mini Project can be your handiest digital butler. Focus on your next great project, and leave the progress management to us. Download Mini Project now and experience the beauty of pure efficiency.
Screenshots
Verdict
The clearest difference is price: Monthly Fee Stamp at Free against Mini Project's $0.69. Mini Project's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement 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
Monthly Fee Stamp is free to download; Mini Project costs $0.69 up front. Monthly Fee Stamp sells 3 in-app purchases, starting at $1.99 per month. Mini Project asks for nothing beyond the download.
| Parameter | Monthly Fee Stamp | Mini Project |
|---|---|---|
| Price | Free — better | $0.69 |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 days | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.5 | 15.1 — better |
| Further details — not scored | ||
| Size | 59 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | SINQWELL | CHUNLONG LI |
In-app purchases
Monthly Fee Stamp
- Premium Monthly$1.991 Month
- プレミアム機能$4.99
- Premium Lifetime$17.99
Mini Project
No in-app purchases





