E vs Random Diversity
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
E
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Meet the smart generation of locking solution which combines RFID and PIN with innovative BLE mobile access technology. The world’s first system of RF user card and smartphone access key synchronization along with the enhanced security algorithm provides more advanced and efficient approach towards managing the locker rooms at various kinds of venues, such as resorts, fitness, schools and universities, hospitals and clinics, private and government entities etc. Esmart Mobile access solution by Passtech includes two options, which are standalone offline and wireless online systems. Owing to this, the system is very flexible and adaptable to various types of conditions. Moreover, Esmart Mobile can be easily programmed to work in either free or assigned modes along with multi-user (many users are assigned to one lock) and multi-locker (one user manages more than one locker) functions. In addition to that, multi-functionality and accessibility via various credentials makes Esmart Mobile the best solution to meet even the most demanding requirements. You can use this app to set up locks, get lock information, get usage log, and more.
Random Diversity
This app is essential for participating in exhibitions by Discrete Label, including 'Random Diversity: The Movie' and 'Random Diversity: Fragnance'. It allows users to archive emotions by extracting and saving 'Emotion Vaccines' from happy moments and precious memories, creating a personal emotional archive.
- Participate in Discrete Label exhibitions
- Archive emotions with 'Emotion Vaccine'
- Save happy moments and memories
- Create a personal emotional archive
- Recall memories as an emotional bank/time machine
- Discover works based on exhibition data
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This app is required to participate in exhibitions by Discrete Label. Please download if you intend to come to 'Random Diversity: The Movie', 'Random Diversity: Fragnance", etc. With the 'RANDOM DIVERSITY' application, you can archive the emotions of the moment in a new way. Extract and save the "Emotion Vaccine" at the annual "Random Diversity" exhibition of the happiest moments of the year or memories of your precious people, and record your own emotional archive. These records help me recall my happy memories as a kind of emotional bank and time machine. I will introduce various works that can be produced based on information on the exhibition series of Random Diversity and my emotional data.
Screenshots
Verdict
The clearest difference is iOS requirement: E at 13.0 against Random Diversity's 15.0. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
E ships an update every 3 weeks, Random Diversity fortnightly. The most recent releases landed on October 29, 2026 and November 3, 2026 respectively.
| Parameter | E | Random Diversity |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 55 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | Passtech co., ltd | HYEOK JU JANG |
In-app purchases
E
No in-app purchases
Random Diversity
No in-app purchases









