Mono vs Simple ToDo Diary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mono
Organize your belongings with this powerful yet simple inventory management app. Easily catalog items using photos and custom fields, and quickly find what you need with smart search. Ideal for personal collections, office assets, or small business stock.
- Photo-based logging
- Customizable fields
- Smart search functionality
- Track quantity and location
- Versatile for personal or business use
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Stop searching, start organizing. Mono is a simple yet powerful item tracker and inventory management app. From your personal collection at home to your small business stock, Mono helps you catalog and keep track of everything you own. With easy photo-based logging, you can build a complete list of your assets in minutes. 【Key Features】 * Easy Logging: Log any item with photos and custom fields in just a few taps. * Powerful Search: Instantly find what you're looking for with our smart organizer. * Versatile Use: Perfect for personal storage, office assets, or business inventory. * Data Tracking: Record quantity, location, purchase date, and more to streamline your stock count. Never lose track of your things again. Download Mono today and experience a smarter way to manage your inventory!
Simple ToDo Diary
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Simple ToDo Diary is an easy-to-use app for managing daily tasks and notes. You can write quick memos, manage your to-do list, and check off completed tasks. It also works as a light daily diary to record small moments. Designed to be simple, clean, and stress-free for everyday use.
Screenshots
Verdict
The clearest difference is ads: Simple ToDo Diary at none against Mono's shown. Simple ToDo Diary also leads on update cadence (daily vs weekly). Mono's advantage is iOS requirement (15.6 vs 18.6). On price, 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. Mono sells 1 one-off in-app purchase and Simple ToDo Diary sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Mono ships an update weekly, Simple ToDo Diary daily. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.
| Parameter | Mono | Simple ToDo Diary |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Weekly | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 18.6 |
| Further details — not scored | ||
| Size | 26 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | BizNode Inc. | Kazuya Hashimoto |
In-app purchases
Mono
- Premium$9.99
Simple ToDo Diary
- 広告を非表示にする$1.99
