ZIG SIM PRO vs Stud Buddy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ZIG SIM PRO
This app enables physical prototyping by sending sensor and ARKit feature point data to a specified device. It supports various communication protocols and message types for IoT experimentation without electronic kits.
- Send sensor and ARKit feature point data
- Monitor feature point data with ARKit
- TCP and UDP communication
- Supports OSC and JSON message types
- Save sensor data to local file
- Selectable communication intervals (1-60 FPS)
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ZIG SIM PRO is a prototyping tool for physical computing that streams iPhone sensor data to external devices in real time. From accelerometer, gyroscope, GPS, and compass to ARKit (face, body,and marker tracking), NFC, Apple Pencil, camera depth, and mic level — transmit a wide range of data over UDP or TCP in OSC or JSON format at 1, 10, 30, or 60 FPS. No electronic kits required. Perfect for IoT experiments, interactive art, and installation development. A free version, ZIG SIM, is also available to get you started. Upgrade to PRO for access to a broader set of sensors and advanced features. https://apps.apple.com/us/app/zig-sim/id1112909974
Stud Buddy
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Add, subtract, divide, and multiply fractional inches and feet.
Screenshots
Verdict
The clearest difference is price: Stud Buddy at Free against ZIG SIM PRO's $3.99. ZIG SIM PRO's advantage is iOS requirement (13.0 vs 18.0). On 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
Stud Buddy is free to download; ZIG SIM PRO costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | ZIG SIM PRO | Stud Buddy |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 3.9 (8 ratings) — better | — |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Monthly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 4 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | 1-10, INC. | Kraig Wastlund |
In-app purchases
ZIG SIM PRO
No in-app purchases
Stud Buddy
No in-app purchases









