XTEINK vs Segai Sync
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
XTEINK
Manage your e-reader from your phone. Effortlessly transfer books, comics, wallpapers, and fonts with intelligent format conversion. Enjoy personalized reading and scheduled content pushes for a more convenient experience.
- Content transfer (books, comics, wallpapers, fonts)
- Intelligent format conversion
- Scheduled content push
- Personalized reading settings
- E-reader management
Read full descriptionHide full description
XTEINK APP is your exclusive intelligent companion for the XTEINK e-reader. It effortlessly transfers books, comics, wallpapers, and fonts from your phone to the reader, with intelligent format conversion. It also supports scheduled push, personalized reading, and many other features, making your reading experience more convenient and efficient.
Segai Sync
This app connects to compatible smart hardware via Bluetooth. It allows you to monitor device status, control hardware functions, and synchronize video playback. A free trial is available for online video synchronization.
- Bluetooth device connection
- Battery status monitoring
- Device control functions
- Video playback synchronization
- Online video sync trial
- Access passes for unlimited sync
Read full descriptionHide full description
Segai Sync is the companion app for Segai smart hardware. Connect compatible devices over Bluetooth, monitor battery status, use device controls, and synchronize compatible hardware with video playback. Try online-video synchronization with 10 different videos for free. Synchronizing the same video again does not use another trial. Optional fixed-duration access passes provide unlimited online-video synchronization for 3, 6 or 12 months. Each pass is a one-time purchase and does not renew automatically. Local-video playback and normal hardware controls remain free. Sign in to keep your purchased access available across devices. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: XTEINK at 2.4 against Segai Sync's 1.5. XTEINK also leads on monetization model (free vs free with in-app purchases) and update cadence (every 9 days vs every 6 weeks). 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.
XTEINK holds the better App Store score, 2.4 against 1.5. That said, the two scores are not equally well evidenced: XTEINK has 47 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 20% of XTEINK's written reviews are positive against 0% of Segai Sync's.
XTEINK ships an update every 9 days, Segai Sync every 6 weeks. The most recent releases landed on October 30, 2026 and October 23, 2026 respectively.
| Parameter | XTEINK | Segai Sync |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (47 ratings) — better | 1.5 (2 ratings) |
| Positive reviews | 20.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 47 — better | 2 |
| Update frequency | Every 9 days — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 — better | 16.7 |
| Further details — not scored | ||
| Size | 72 MB | 40 MB |
| Age rating | 4+ | 17+ |
| Developer | Shenzhen Xiaohu Xingtong Technology Co., Ltd. | Segai Innovation Technology Holdings Limited |
Customer experience
XTEINK
Segai Sync
In-app purchases
XTEINK
No in-app purchases
Segai Sync
No in-app purchases
