PS001 vs Uni
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PS001
This utility tool allows for quick reading, programming, and learning of tire pressure systems. It supports a wide range of vehicle models and can activate tire pressure sensors wirelessly. The device is compatible with 315MHz and 433MHz sensors.
- Tire pressure reading
- Tire pressure programming
- Tire pressure learning
- TPMS sensor activation
- Wireless transmission
- Supports 315MHz and 433MHz sensors
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TopDiag ps001 胎压匹配仪，支持亚/欧/美及国产98%以上带胎压系统的车型，可快速读取胎压、胎压编程、胎压学习及激活胎压传感器。便捷、高效、无线传输，设备支持315MHz和433MHz胎压传感器。
Uni
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Uni-TPMS支持亚/欧/美及国产98%以上带胎压系统的车型，可快速读取胎压、胎压编程、胎压学习及激活胎压传感器。便捷、高效、无线传输，设备支持315MHz和433MHz胎压传感器。
Screenshots
Verdict
PS001 and Uni are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
PS001 ships an update monthly, Uni every 6 weeks. The most recent releases landed on September 10, 2026 and September 13, 2026 respectively.
| Parameter | PS001 | Uni |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Monthly — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 102 MB | 101 MB |
| Age rating | 4+ | 4+ |
| Developer | JDiag Electronics Technology Co., Ltd | Shenzhen Miaonian Network Technology Co., Ltd |
In-app purchases
PS001
No in-app purchases
Uni
No in-app purchases
