i vs e
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
i
Control two-color lamp strings with a simple, intuitive interface. Intelligently manage colorful and white lights, and customize display patterns through the app's functions.
- Control two-color lamp strings
- Manage colorful and white lights
- Remote control-like interface
- Intelligent display pattern control
- Simple and easy operation
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i-string is an APP used to control two-color lamp strings. It controls colorful/white lights like a remote control. The interface is like a remote control, simple and easy to operate.The display pattern of the colored lights can be intelligently controlled through the function key on the APP. You are welcome to download and try.
e
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This app is designed for Bluetooth smart lighting, providing users with a better experience.
Screenshots
Verdict
The clearest difference is update cadence: i at every 2 months against e's every 5 months. i also leads on iOS requirement (10.0 vs 15.0). 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.
i ships an update every 2 months, e every 5 months. The most recent releases landed on October 4, 2026 and October 8, 2026 respectively.
| Parameter | i | e |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 16 MB | 40 MB |
| Age rating | 4+ | 17+ |
| Developer | Heng Chih Huang | Dongguan Zhiyaoxing Lighting Technology Co., Ltd. |
In-app purchases
i
No in-app purchases
e
No in-app purchases
