WaySync vs TrafficAuth
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WaySync
This mobile tool diagnoses and evaluates traffic signal timing plans in real-time. It allows users to create virtual signal controllers on their devices that mimic field operations, helping to identify common issues with coordinated signals.
- Real-time Time-Space Diagram display
- Real-time traffic signal timing on Map
- Check bandwidth and attainability in TSD
- Record GPS tracks and videos
- Support optimization for non-common cycles
- Develop virtual signal controllers
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WaySync-M, which is the short for WaySync-Mobile, is a mobile tool for real-time diagnosis and performance evaluation of traffic signal timing plans. It enables users to develop virtual signal controllers on their mobile devices, which run the same timing plans as that running in the field. Together with its advanced features of geo-referencing and dynamic time-space diagram, it allows users to easily diagnose common issues with actuated coordinated signals, such as phase early return, transition, clock drifting, and erroneous offset inputs. It can be used as a supplemental tool for better timing coordinated traffic signals. Dynamic time-space diagram with Integrated vehicular trajectory for best diagnosis and performance evaluation of coordinated traffic signals. Key features: + Display real-time Time-Space Diagram (TSD) of the traffic signals + Display real-time traffic signal timing on Map + Check bandwidth and attainability when edit timing in TSD + Record GPS tracks and videos which can help engineers to improve traffic performance + Support optimization for non-common cycles * Wifi-only iPad cannot record GPS tracks without external GPS device.
TrafficAuth
This app alerts workers and drivers to dangerous shifts in work zone boundaries. It provides real-time notifications about hazards, enhancing safety for everyone involved.
- Work zone boundary monitoring
- Hazard notifications for workers
- Vehicle driver alerts
- Real-time safety updates
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Monitor active work zones for dangerous transitions of the work zone boundary by either the active work zone worker on foot, or by passing vehicles. The worker will receive notifications of the hazards, as well as users in a vehicle will receive notifications to be aware of the work location boundaries.
Screenshots
Verdict
The clearest difference is in-app purchases: TrafficAuth at none against WaySync's 1. WaySync's advantage is ratings volume (11 vs 1) and device support (3 vs 1). On price, rating, update cadence and ads 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. WaySync sells 1 one-off in-app purchase. TrafficAuth asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for WaySync against 5.0 for TrafficAuth. That said, the two scores are not equally well evidenced: WaySync has 11 ratings behind it against 1, so its average is the more settled of the two.
WaySync ships an update every 2 weeks, TrafficAuth monthly. The most recent releases landed on October 18, 2026 and October 28, 2026 respectively.
| Parameter | WaySync | TrafficAuth |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (11 ratings) | 5.0 (1 ratings) |
| Number of ratings | 11 — better | 1 |
| Update frequency | Every 2 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 18.2 |
| Further details — not scored | ||
| Size | 44 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Traffic Signal Coordination Technologies, Inc | OmniTrust Security LLC |
Customer experience
WaySync
TrafficAuth
In-app purchases
WaySync
- One month Pro WaySync-M$499.99
TrafficAuth
No in-app purchases









