| 12 |
Check Calendar - Habit Tracker
Naoki Otsu
|
Productivity |
2021-04-30 |
2025-12-17 |
4.5
|
553214
|
10310
|
0 |
Yes |
Powerful habit tracking app with calendar, analytics, 1000+ emojis and reports |
Detail
♡
|
| 5 |
Daily Checklist - Today's Task
Naoki Otsu
|
Productivity |
2022-09-18 |
2025-12-25 |
4.4
|
343757
|
3101
|
0 |
No |
Ultimate daily task manager & checklist app. Organize goals, boost productivity |
Detail
♡
|
| 10 |
Habit Check Calendar
Naoki Otsu
|
|
- |
- |
4.5
|
343490
|
6052
|
0 |
No |
Daily habit tracker with weekly calendar. Check-in habits and build consistency. |
Detail
♡
|
| 15 |
LinkList - Open Links Quickly
Naoki Otsu
|
Productivity |
2023-02-09 |
2026-02-10 |
3.9
|
216020
|
981
|
0 |
No |
Revolutionary link management app with powerful LinkList features |
Detail
♡
|
| 6 |
CopyPaste - Paste Quickly Now
Naoki Otsu
|
Productivity |
2023-09-11 |
2025-12-18 |
4
|
41922
|
258
|
0 |
Yes |
Revolutionary clipboard manager with tabs for maximum productivity |
Detail
♡
|
| 2 |
Timeline - Schedule by Hour
Naoki Otsu
|
Productivity |
2024-04-25 |
2025-12-29 |
4.2
|
32274
|
70
|
0 |
Yes |
Ultimate timeline management app for maximum productivity and success. |
Detail
♡
|
| 9 |
Plan Calendar -Make a Schedule
Naoki Otsu
|
Productivity |
2023-10-31 |
2026-01-07 |
4.5
|
9332
|
105
|
0 |
No |
Ultimate calendar app with innovative tabs for multiple calendars management |
Detail
♡
|
| 17 |
NameNotes - Take Note of Names
Naoki Otsu
|
Lifestyle |
2024-07-25 |
2025-12-28 |
4.1
|
8628
|
68
|
0 |
Yes |
Powerful name management app with professional features and offline security |
Detail
♡
|
| 16 |
PrepChecklist - To-Do List
Naoki Otsu
|
Productivity |
2023-08-26 |
2026-02-10 |
4.2
|
8483
|
74
|
0 |
No |
Perfect preparation! Checklists for travel, gym, camping and business trips. |
Detail
♡
|
| 8 |
Multi Counter - Count up/down
Naoki Otsu
|
Productivity |
2023-10-26 |
2025-12-25 |
4.2
|
8287
|
74
|
0 |
Yes |
Powerful counter management app with unlimited tabs and offline support |
Detail
♡
|
| 11 |
Password Manager - Clipboard
Naoki Otsu
|
Productivity |
2024-01-12 |
2025-12-25 |
3.8
|
6389
|
73
|
0 |
No |
Secure password manager with biometric auth, unlimited tabs, CSV export |
Detail
♡
|
| 13 |
Graph Maker - Create a graph
Naoki Otsu
|
Finance |
2024-10-30 |
2026-01-31 |
4.5
|
4753
|
17
|
0 |
No |
Transform data into beautiful graphs instantly. Data visualization with tabs. |
Detail
♡
|
| 3 |
Simple Notes - Take notes
Naoki Otsu
|
Productivity |
2024-01-31 |
2026-01-30 |
3.8
|
3747
|
58
|
0 |
Yes |
Powerful note-taking app with unlimited tabs and advanced search |
Detail
♡
|
| 1 |
ToDo - Task Manager & Planner
Naoki Otsu
|
Productivity |
2024-02-20 |
2026-01-08 |
4.2
|
3083
|
50
|
0 |
Yes |
Ultimate task management app. Sync, organize, prioritize and boost productivity |
Detail
♡
|
| 14 |
Counter - One-Tap Counter
Naoki Otsu
|
Productivity |
2025-02-18 |
2026-01-30 |
4.4
|
2822
|
40
|
0 |
Yes |
Powerful counter app with unlimited tabs, detailed history and backup |
Detail
♡
|
| 18 |
Vertical Calendar - Planner
Naoki Otsu
|
Productivity |
2025-09-07 |
2026-02-09 |
4.1
|
1236
|
15
|
0 |
No |
Vertical calendar app with unlimited tabs, reminders and color-coded events |
Detail
♡
|
| 19 |
CalcNotes - Calculation memo
Naoki Otsu
|
Productivity |
2025-09-17 |
2026-01-30 |
4.3
|
1175
|
6
|
0 |
Yes |
Calculator + Notepad! |
Detail
♡
|
| 4 |
Purchase List | Shopping list
Naoki Otsu
|
Productivity |
2023-09-20 |
2026-01-18 |
4.4
|
1120
|
17
|
0 |
Yes |
Ultimate shopping list app with photo capture and unlimited tabs management |
Detail
♡
|
| 7 |
Local Video - No Cloud Use
Naoki Otsu
|
|
2024-06-19 |
- |
0
|
698
|
0
|
0 |
Yes |
Private video recorder - secure local storage, no cloud uploads required |
Detail
♡
|
| 20 |
ReplyAI - Use AI to reply
Naoki Otsu
|
Productivity |
2025-10-01 |
2026-02-16 |
4.6
|
657
|
11
|
0 |
Yes |
Let's generate a reply with AI |
Detail
♡
|
