E vs ShareTech Mail
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
E
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E-Roommate, the billing can be for the entire dormitory's electricity consumption or only for air conditioning usage. After installing the dormitory user app and completing the dormitory room or equipment pairing, users can check the electricity consumption status of the dormitory or air conditioning through the app. It can be paired with an automatic top-up machine to support automatic top-up function.
ShareTech Mail
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適用於 ShareTech MS-64xx 系列，且軟體版本在3.1.5.2(含)以上的郵件伺服器。 讓使用者隨時隨地的掌握所有郵件、行事曆和即時公告訊息。 建議搭配使用3.1.5.2(含)以上的軟體版本，體驗更完整的相關功能，如推播、兩步驟驗證等。
Screenshots
Verdict
The clearest difference is iOS requirement: E at 13.0 against ShareTech Mail's 15.6. 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 6 weeks, ShareTech Mail every 2 months. The most recent releases landed on September 9, 2026 and July 22, 2026 respectively.
| Parameter | E | ShareTech Mail |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 19 MB | 29 MB |
| Age rating | 4+ | 17+ |
| Developer | 台科電科技股份有限公司 | ShareTech |
In-app purchases
E
No in-app purchases
ShareTech Mail
No in-app purchases
