RPM Express vs Watchmark
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RPM Express
Manage your car wash payments, purchases, and club memberships with ease. Sign up for exclusive deals, gifts, and free washes through this innovative tunnel car wash app.
- Manage payment information
- Track wash purchases
- Access club memberships
- Sign up for deals and gifts
- Receive free washes
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RPM Express Wash is a locally owned partnership, focused on Quality, Integrity and Community. Our innovative tunnel car wash, combines cutting edge technology with a hometown touch. All with the expectation of providing you with an unparalleled customer experience. Use our new app to quickly and easily manage your payment information, wash purchases and club memberships. Also, use the app to sign up and receive deals, gifts and FREE washes!
Watchmark
This business access control system allows global access management for buildings and facilities. It offers fine-grained control over user permissions, schedules, and rules, with options for virtual or physical keypads. The system integrates with existing hardware and cloud services, providing automated locking and event logging.
- Global access management
- Fine-grained user permissions
- Virtual and physical keypad options
- Automated door locking
- Cloud service integration
- Event logging with snapshots
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REQUIRES SUBSCRIPTION AND HARDWARE FROM WATCHMARK.CLOUD Modern business access control for a connected world: one low-cost access panel per door, with no central controller required. With one click, grant a user access to buildings/facilities all over the world! Fine-grained access control with groups, departments, schedules, and individual rules. Integrates with existing wiegand keypads, or skip the physical keypad entirely and just put a QR code in your window as a virtual keypad. Keep doors unlocked during business hours and then lock them automatically at night (taking local holidays into account). Create users with self-management capabilities, single-use passes for temporary guests, or permanent passes for UPS/FedEx/etc that only work during delivery hours. Developer-friendly API - sync users from other cloud-based services. Built-in Slack integration can stream a log of access events (with related snapshots taken from your existing camera system), or even unlock the door with Slack commands!
Screenshots
Verdict
The clearest difference is rating: Watchmark at 5.0 against RPM Express's 3.0. Watchmark also leads on update cadence (every 4 months vs every 23 months). RPM Express's advantage is iOS requirement (13.0 vs 17.6). On price, ratings volume, ads and in-app purchases 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.
Watchmark holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 4 respectively.
RPM Express ships an update every 23 months, Watchmark every 4 months. The most recent releases landed on August 5, 2026 and September 14, 2026 respectively.
| Parameter | RPM Express | Watchmark |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 5.0 (4 ratings) — better |
| Number of ratings | 2 | 4 — better |
| Update frequency | Every 23 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 21 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | DRB Systems, LLC | Watchmark LLC |
Customer experience
RPM Express
Watchmark
In-app purchases
RPM Express
No in-app purchases
Watchmark
No in-app purchases
