My e'sphère by ESTACA vs MEMOrizer app
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
My e'sphère by ESTACA
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"My e'sphère by ESTACA" provides access to the main information on the scolarity of its students, from anywhere. Thanks to your "estaca.eu" account, you can find: your timetable whether you are a student, teacher, temporary staff and whatever your campus. You will receive live notifications if your schedule changes. The app includes the list of the main questions and their referents. High school students and their parents can download the application in order to prepare their visit to the open days as well as to other school promotion activities.
MEMOrizer app
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MEMOrizer is a memo-style study app that lets you record notes and hide selected text for active recall. With a clean and minimal UI, you can create notes quickly, review them in random order, and even receive scheduled random notifications — allowing you to study effortlessly in the background. 【Features】 ・Simple, login-free note creation and management. A clean UI lets you write and save notes instantly. ・Supports both text and images. Capture diagrams, formulas, or snapshots and store them with your notes. ・Organize with folders, tags, and understanding levels. Keep your study materials structured and easy to find. ・Random review (flashcard mode). Shuffle your notes and review them continuously. Filter by last viewed time, understanding level, tags, or favorites. ・Random notification reminders. The app can send random notes as notifications, so you can review even in the background. ・Export your notes as a ZIP file to share with friends, classmates, or family. ・One-time purchase unlocks unlimited notes and removes ads. 【Recommended for】 ・Students preparing for exams, entrance tests, or certifications(the developer uses this app for medical studies!) ・People who want to study but often get distracted by their phone ・Anyone who wants to collect trivia or fun facts and memorize them ・Users who want to record everyday thoughts and revisit them later
Screenshots
Verdict
The clearest difference is in-app purchases: My e'sphère by ESTACA at none against MEMOrizer app's 1. My e'sphère by ESTACA also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.6). MEMOrizer app's advantage is update cadence (daily vs every 12 months). On price 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. MEMOrizer app sells 1 one-off in-app purchase. My e'sphère by ESTACA asks for nothing beyond the download.
My e'sphère by ESTACA ships an update every 12 months, MEMOrizer app daily. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | My e'sphère by ESTACA | MEMOrizer app |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 12 months | Daily — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 45 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | estaca | Yu Takahashi |
In-app purchases
My e'sphère by ESTACA
No in-app purchases
MEMOrizer app
- メモライザ PRO$3.99
Questions
Is My e'sphère by ESTACA free?
Is MEMOrizer app free?
Do My e'sphère by ESTACA or MEMOrizer app have ads?
Which is updated more often, My e'sphère by ESTACA or MEMOrizer app?
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