TPMS Chart vs Schrader Connect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TPMS Chart
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TPMS Chart is the essential TPMS (Tire Pressure Monitoring System) reference app for automotive professionals. Quickly find TPMS sensor compatibility, coverage information, and relearn procedure for vehicles. Features: • TPMS sensor database with vehicle compatibility • OE number lookup for TPMS parts • Vehicle coverage search by make, model and year • Relearn procedure guidance • Community Q&A for TPMS issues
Schrader Connect
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Schrader Connect is the mobile companion designed to simplify TPMS service for professional workshops and installers. With fast access to part compatibility, guided relearn procedures, and on‑demand technical support, Schrader Connect helps reduce guesswork, save time, and increase first‑time success in the workshop. Whether you’re training new technicians or looking for quicker, more reliable answers on the job, Schrader Connect puts essential TPMS tools in your pocket. Key Features TPMS Product Catalog & Fast Lookup Quickly find compatible Schrader TPMS sensors with an easy‑to‑navigate catalog designed to reduce part search time. VIN Scanner for Accurate Fitment (For NA store only) Scan a VIN to access faster, more accurate MMY (Make, Model, Year) lookup and compatibility information. Step‑by‑Step Relearn Procedures Follow guided relearn instructions designed to improve first‑time success, especially for complex vehicles, supported by visual and video-based guidance. Training & Technical Support Resources Access TPMS training videos, technical documentation, and support resources directly from the app. Live Chat with Schrader Technical Support Get reliable, real‑time assistance from Schrader’s Tech Support team, an easy alternative to calling or emailing when you need answers fast.
Screenshots
Verdict
TPMS Chart and Schrader Connect 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.
TPMS Chart ships an update every 3 weeks, Schrader Connect monthly. The most recent releases landed on September 19, 2026 and July 3, 2026 respectively.
| Parameter | TPMS Chart | Schrader Connect |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 52 MB | 296 MB |
| Age rating | 4+ | 4+ |
| Developer | SYSGRATION | Schrader Electronics LTD |
In-app purchases
TPMS Chart
No in-app purchases
Schrader Connect
No in-app purchases









