e vs Hologram Fan
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
e
This app pairs with smart anti-lost devices to help you find them by triggering an alarm. It also allows you to find your phone from the device and alerts you if the Bluetooth connection is lost. Additional features include camera, video, and map positioning.
- Two-way anti-lost device tracking
- Device alarm function
- Phone finder function
- Bluetooth connection loss alert
- Camera and video recording
- Map positioning
- Meeting recording support
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这是一款为双向智能防丢器而定制的APP。 使用时，先把手机APP打开，扫描周围设备，对设备进行配对，用户要寻找设备，只需要点按手机的APP 报警功能，设备就会发出响声，相反当要寻找手机时，也只需要点击设备上的按钮，手机会发出响声，当两者的蓝牙连接断开时（距离远）手机和设备均会报警，从而达到双向防丢的功能 同时该APP还附加有拍照，录相和地图定位功能，同时通过设置还可以支持会议录音（录音时不能取到防丢功能），是居家旅游的一个好伴侣 该APP同时支持iPAD设备，在iPAD设备上可以直接下载使用 该APP目前只支持兰牙4.0设备，在同一时刻只能对一个防丢器进行双向管理，用户手机为iphone4s以上
Hologram Fan
Control and manage holographic display devices remotely. Connect via WiFi for local control of settings, file operations, and playback. Utilize network capabilities for remote access and content updates.
- WiFi device connection
- Remote control of settings
- File upload and deletion
- Playback time setting
- LAN control
- Network remote access
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Single Version: Connect the device through WiFi, and after successful connection, the device can be set, such as on/off, brightness, angle, WiFi name and password, and file operations can be performed on the device, including uploading, deleting, modifying famous cars, setting playback times, etc; LAN: In the single version, the device needs to be connected to the router and the phone and device need to be connected to the same WiFi. When refreshing the LAN, the device will appear and can be operated like in the standalone version; Network Version: In the single version, after binding the device to the user and connecting it to a router with internet, the machine can remotely control the device, update the device's playback content, and so on through the network version. Please note: Before binding, please register an account. The device can only connect to 2.4GWiFi. Please turn on the 2.4G frequency band of the router.
Screenshots
Verdict
The clearest difference is rating: e at 2.3 against Hologram Fan's 1.0. e also leads on ratings volume (3 vs 1). Hologram Fan's advantage is iOS requirement (9.0 vs 12.0). 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 holds the better App Store score, 2.3 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
e ships an update every 3 weeks, Hologram Fan fortnightly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.
| Parameter | e | Hologram Fan |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (3 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 44 MB | 105 MB |
| Age rating | 4+ | 4+ |
| Developer | 桂标 曾 | HDFocus Technology Co., Ltd. |
In-app purchases
e
No in-app purchases
Hologram Fan
No in-app purchases
