3teneFT vs LAPLACE Persona Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
3teneFT
This app uses your iPhone's facial recognition to capture eye, mouth, and orientation data. This information is then sent to a PC application in real-time to animate virtual characters with your own facial expressions.
- High-precision facial recognition
- Real-time eye and mouth movement capture
- Orientation information tracking
- Seamless integration with PC virtual YouTuber apps
- Animate VRM and Live2D models
- Control character body tilt and facial movement
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3teneFT (3tene Face Tracking) is a support app for high-precision facial recognition in the PC app for virtual YouTubers, "3tene." If you have an iPhone X or later, you can use your iPhone's facial recognition feature to capture eye and mouth movement and orientation information and send it to 3tene. This information is then reflected in real time on the body tilt and facial movement of characters (VRM, Live2D models) displayed in 3tene, enabling face tracking that can be controlled. Easily animate your favorite characters with your own facial expressions. How to Use *Network knowledge is required for connection. 1. Connect your iPhone to the same network (router) as your PC (3tene) via WiFi. 2. Enter the IP address numbers (xxx.xxx.xxx.xxx) displayed in the "System" section of 3tene's settings window and tap the connect icon to send the recognition results to 3tene. (Only the recognition results will be sent; camera images will not be sent.) 3. Change the face tracking type in 3tene's avatar adjustment window to "iPhone." 4. When you activate 3tene's face tracking, the facial information recognized by your iPhone will be reflected in your 3tene character. If your security software's firewall is enabled, communication between 3tene and 3teneFT may be blocked. If this happens, you will need to add settings to your security software to prevent 3tene from being blocked.
LAPLACE Persona Tracker
This app transforms your iPhone or iPad into a real-time face-tracking camera for desktop VTubing software. It captures facial expressions, head movements, and eye tracking, streaming data directly over your local Wi-Fi network without requiring an internet connection or cloud services. Prioritizing privacy, it ensures camera video never leaves your device.
- Real-time facial expression tracking
- Head and eye movement capture
- Local Wi-Fi streaming
- Privacy-focused design
- Energy saving mode
- Supports multiple users
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LAPLACE Persona Tracker turns your iPhone or iPad into a face-tracking camera for LAPLACE Persona, the VTubing app for Mac, Windows and Linux. Point the front camera at yourself and your Live2D or VRM avatar on the desktop follows your expressions, head movement and eyes in real time. HOW IT WORKS • ARKit tracks all 52 facial expression shapes plus head rotation and position, up to 60 times a second. • Tracking streams over your local Wi-Fi network straight to the desktop. No cloud, no account, no internet connection required. • Tap Connect and the app finds LAPLACE Persona on your network. If your network blocks discovery, type the address shown in the desktop's tracking panel instead. • Sit the way you stream and tap Calibrate to make that pose neutral. The app remembers your desktop and your calibration the next time it opens. PRIVACY FIRST • Camera video never leaves the device. Only tracking values are sent, and only to the computer you chose. • The preview draws a wireframe mesh of your face, not the camera feed, so nothing from your room is on screen. • Normalized Face Mesh, on by default, draws your expressions on a generic face instead of your own, for when the phone itself is on camera. • No analytics or advertising. Face tracking runs on your devices. BUILT FOR LONG STREAMS • Save Energy dims the screen and pauses the preview a few seconds after your last touch, while tracking keeps streaming. Tap to wake. • Works in portrait and landscape, on iPhone and iPad. TWO STREAMERS, TWO PHONES The desktop can pin each tracking source to a specific phone, so two people can drive two avatars on one computer. REQUIREMENTS • LAPLACE Persona for Mac, Windows or Linux, available at laplace.live/persona, with a tracking source of type LAPLACE Persona Tracker turned on. • The phone and the computer on the same local network. The app asks for Local Network permission the first time it connects. • iOS 17 or later. Face tracking needs Face ID or an A12 Bionic chip or newer; every iPhone that runs iOS 17 qualifies.
Screenshots
Verdict
The clearest difference is rating: LAPLACE Persona Tracker at 5.0 against 3teneFT's 2.4. LAPLACE Persona Tracker also leads on update cadence (every 2 days vs every 5 months). 3teneFT's advantage is ratings volume (5 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and monetization model 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.
LAPLACE Persona Tracker holds the better App Store score, 5.0 against 2.4. That said, the two scores are not equally well evidenced: 3teneFT has 5 ratings behind it against 1, so its average is the more settled of the two.
3teneFT ships an update every 5 months, LAPLACE Persona Tracker every 2 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.
| Parameter | 3teneFT | LAPLACE Persona Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (5 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 26.3% of reviews | — |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 5 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 66 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | plusplus | LAPLACE Live! |
Customer experience
3teneFT
LAPLACE Persona Tracker
In-app purchases
3teneFT
No in-app purchases
LAPLACE Persona Tracker
No in-app purchases
Questions
Is 3teneFT free?
Is LAPLACE Persona Tracker free?
Which has better reviews, 3teneFT or LAPLACE Persona Tracker?
Do 3teneFT or LAPLACE Persona Tracker have ads?
Which is updated more often, 3teneFT or LAPLACE Persona Tracker?
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