E vs Check
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
E
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E-Potis is an APP for off-grid electricity share, work with a meter box provided by iPotisEdge. People can share their surplus photovoltaic power with their neighbors in off-grid ways. Electricity consumption and fee information is automatically recorded through the meter. Historical electricity usage information and bills can be viewed through the APP.
Check
This app helps you maintain connections by reminding you to check in with friends, family, or colleagues. You can customize the frequency of these reminders to ensure you stay in touch.
- Customizable check-in reminders
- Stay connected with contacts
- Personalized reminder frequency
- Supports friends, family, and work contacts
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Check-in Tools helps you stay connected with friends, family or at work. Stay in touch with them by setting up how often you want to be reminded to check-in with them.
Screenshots
Verdict
The clearest difference is update cadence: Check at every 3 days against E's fortnightly. E's advantage is iOS requirement (11.0 vs 15.1). On price, ads, 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. Neither carries in-app purchases, so what you see is what you pay.
E ships an update fortnightly, Check every 3 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | E | Check |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Fortnightly | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 36 MB | 37 MB |
| Age rating | 17+ | 4+ |
| Developer | iPotisEdge Co., Ltd. | Rooted Software |
In-app purchases
E
No in-app purchases
Check
No in-app purchases
