Memotto mp (Diary) vs Dayday
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Memotto mp (Diary)
Read full descriptionHide full description
Memotto mp is a simple, private diary app. You can easily attach photos while your location and weather are recorded automatically. Look back on your memories with calendar and gallery views. β Easy and effortless Just write and save your entry. Attach photos manually whenever you like. β Review with the calendar Find past entries instantly using the thumbnail calendar and monthly list. β Smooth photo management Browse all photos in the gallery and reorder photos inside each entry. Choose a best shot for your timeline. β Automatic location & weather Your visited places and daily weather details are recorded automatically. You can edit or disable location anytime. β Privacy protection Supports passcode, fingerprint, and face authentication. β Local storage + sync Your diaries stay on your device. Optional Google Drive sync lets you use multiple devices seamlessly. β Rich themes 162 total themes (18 colors Γ 9 modes). β Simple health tracking Record your health metrics along with your journal entries, including height, weight, body fat percentage, blood pressure, body temperature, and oxygen saturation (SpO2). Monitor your well-being alongside your precious memories. β Tasks & reminders Lightweight task features and morning/evening reminders help maintain your habit. β Import past diaries Compatible with data from Memotto and Memotto c. [About Ad-Free Subscriptions] We offer two subscription plans for an ad-free experience. - Plans and Pricing: β’ Monthly Plan: 120 JPY / month β’ Annual Plan: 1,200 JPY / year (Save with the yearly rate!) (Prices may vary depending on your country or region.) - Subscription Period: The subscription will automatically renew every month or every year, depending on your plan. - About Auto-Renewal: Payment will be charged to your Apple ID account at the confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. - Renewal Charges: Your account will be charged for renewal within 24 hours prior to the end of the current period. - Managing and Canceling Subscriptions: You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. Please note that subscriptions cannot be canceled within the app. - Privacy Policy: https://catoocraft.com/llc/apps/memotto3/privacy_wrap_en.html - Terms of Use (EULA): https://catoocraft.com/llc/apps/memotto3/eula_wrap_en.html
Dayday
Read full descriptionHide full description
Record what you did today, one moment at a time. Dayday is a timeline diary app that lets you capture your day with words, emoji, and photos on a familiar daily timeline. β Tap a time to write Add entries in hourly or half-hour slots, and revisit past days using the weekly and monthly calendars. β Make each entry your own Use words, emoji, and photosβor your own images as icons. β Keep memorable days together Group days into a collection with a name and cover photo, even when the dates aren't consecutive. β A view that suits you Choose the hours shown and your font, and use the app in light or dark mode. β iCloud backup and restore Back up automatically or manually, and restore your records on a new iPhone using the same Apple Account. Real-time syncing between devices is not supported. No sign-up is required. Your records are stored on your device by default, and iCloud backup is optional. We use Firebase for usage analytics and crash reporting, but do not send your diary text or photos to Firebase. Before switching devices, check that your latest backup has completed. Without a completed backup, your records cannot be recovered if you delete the app or lose your device.
Screenshots
Verdict
The clearest difference is in-app purchases: Dayday at none against Memotto mp (Diary)'s 2. Dayday also leads on ads (none vs shown) and update cadence (every 3 days vs every 3 weeks). Memotto mp (Diary)'s advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price 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. Memotto mp (Diary) sells 2 in-app purchases, starting at $0.99 per month. Dayday asks for nothing beyond the download.
Memotto mp (Diary) ships an update every 3 weeks, Dayday every 3 days. The most recent releases landed on November 8, 2026 and November 6, 2026 respectively.
| Parameter | Memotto mp (Diary) | Dayday |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 3 days β better |
| Ads | Yes | No β better |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad, iPod β better | iPhone |
| Requires iOS | 13.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 101 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | catoocraft LLC | Donghyeon Min |
In-app purchases
Memotto mp (Diary)
- Ad-Free Monthly Plan$0.991 Month
- Ad-Free Annual Plan$6.991 Year
Dayday
No in-app purchases









