Comparison

PrePass vs ZMS ELD

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PrePass

This navigation app allows pre-cleared commercial vehicles to bypass weigh stations using a mobile device or transponder. It offers time and fuel savings, improved efficiency, and enhanced highway safety. Users can select bypass options and receive customizable alerts.

Highlights
  • Weigh station bypass via mobile app
  • Transponder option for enhanced reliability
  • Works at fixed and mobile weigh stations
  • Customizable alerts for parking, safety, traffic, weather
  • Nationwide toll payment processing with transponder
  • Access to customer support
Features
Read full description

The PrePass app gives drivers the option to bypass weigh stations using a mobile device. PrePass is the most reliable, widely utilized weigh station bypass system in North America. With PrePass, pre-cleared vehicles can continue at highway speeds without having to stop. PrePass not only saves fleets time, fuel, and money, but it helps create greater efficiencies for shippers and supports improved safety for all highway users. With PrePass, customers select whether to use the PrePass app, the transponder or BOTH. The PrePass app provides coverage to an expanded number of weigh station sites while the transponder provides greater bypass reliability and integration with NORPASS and Oregon Green Light weigh station locations. The transponder also provides the option of adding toll payment services through PrePass Plus. PrePass is an endorsed featured product of the American Trucking Associations ATA) and is also endorsed by the Owner Operator Independent Drivers Association (OOIDA), Truckers Service Association (TSA), National Association of Small Trucking Companies (NASTC) and state trucking associations across the country. - The most bypassing options with a mobile app and a transponder - Works at fixed and mobile weigh stations - Includes customizable alerts for parking, safety, traffic and weather - Transponder can also be used for nationwide toll payment processing - Includes Florida agriculture inspection facilities upon request - Access to PrePass customer support - Last recall feature provides last bypass confirmation For more information log on to the PrePass website at: https://prepass.com/services/weigh-station-bypass-service/ Facebook: https://www.facebook.com/PrePassForum/ Instagram: https://www.instagram.com/prepass/

About

ZMS ELD

This app helps truck drivers manage their driving hours and stay compliant with FMCSA regulations. It offers automatic log tracking, real-time alerts, and offline access to ensure accurate record-keeping and avoid violations.

Highlights
  • Automatic Log Tracking
  • Real-Time Alerts
  • ELD Integration
  • Editable Logbook
  • Inspection Mode
  • Offline Access
  • FMCSA Compliant
Features
Read full description

Stay compliant and simplify your driving routine with our FMCSA-compatible Hours of Service (HOS) app, built specifically for truck drivers. This user-friendly and powerful tool is designed to help you effortlessly track and manage your driving hours according to FMCSA regulations, helping you avoid fines and stay on the road safely and legally. Key Features: Automatic Log Tracking: The app automatically records your driving hours, on-duty time, and breaks, ensuring precise HOS compliance without hassle. Real-Time Alerts: Receive timely notifications about rest breaks, on-duty limits, and other important HOS reminders to help avoid violations. ELD Integration: Seamlessly integrates with your ELD device for an effortless and reliable log of your driving hours, synced directly from your vehicle. Editable Logbook: Make quick updates to your log entries as needed, allowing for flexibility while keeping an accurate record of your activities. Inspection Mode: Easily access and display your logs during roadside inspections with a simple, inspection-friendly interface. Offline Access: Access your logbook even without a signal. The app automatically syncs when you’re back online. FMCSA Compliant: Fully compliant with FMCSA’s Hours of Service regulations, supporting your professional driving requirements in the United States. Who It's For: Designed for professional truck drivers who need a reliable and easy way to track HOS compliance, our app takes the stress out of staying within FMCSA guidelines. Whether you're an independent driver or part of a fleet, this app helps ensure your hours are logged accurately and efficiently, keeping you safe and compliant on the road. Why Choose Us? With a focus on reliability, user-friendly design, and full FMCSA compliance, our Hours of Service app for truck drivers simplifies compliance, reduces paperwork, and helps you focus on what you do best—driving safely. Download Today! Start your journey to easier HOS compliance today by downloading our app and taking control of your hours with confidence. Drive safe and stay compliant!

Screenshots

PrePass4 screens
ZMS ELD4 screens

Verdict

The call

The clearest difference is rating: ZMS ELD at 3.7 against PrePass's 3.3. ZMS ELD also leads on update cadence (every 8 days vs every 3 weeks). PrePass's advantage is ratings volume (12 vs 3). On price, ads, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

ZMS ELD holds the better App Store score, 3.7 against 3.3. Both are backed by a comparable volume of ratings — 12 and 3 respectively.

UpkeepUpdate frequency

PrePass ships an update every 3 weeks, ZMS ELD every 8 days. The most recent releases landed on September 15, 2026 and September 13, 2026 respectively.

Scorecard3 real differences · 7 level
PrePass versus ZMS ELD: the parameters behind the verdict, then further details
ParameterPrePassZMS ELD
PriceFreeFree
Rating3.3 (12 ratings)3.7 (3 ratings) — better
Positive reviews18.8% of reviews—
Number of ratings12 — better3
Update frequencyEvery 3 weeksEvery 8 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.415.5 — better
Further details — not scored
Size29 MB77 MB
Age rating4+4+
DeveloperPrePassMuzaffar To'lqinov

Customer experience

PrePass

All ratings12 ratings
Positive58.3%
Neutral0.0%
Negative41.7%
Written reviews16 reviews
Positive18.8%
Neutral0.0%
Negative81.3%

ZMS ELD

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

None

PrePass

No in-app purchases

None

ZMS ELD

No in-app purchases

Questions

Is PrePass free?
PrePass is free to download, with no in-app purchases.
Is ZMS ELD free?
ZMS ELD is free to download, with no in-app purchases.
Which has better reviews, PrePass or ZMS ELD?
ZMS ELD is rated higher. PrePass averages 3.3 out of 5 from 12 ratings, while ZMS ELD averages 3.7 from 3 ratings.
Do PrePass or ZMS ELD have ads?
Neither PrePass nor ZMS ELD shows ads.
Which is updated more often, PrePass or ZMS ELD?
PrePass ships an update every 3 weeks, and ZMS ELD every 8 days. Most recently, PrePass was updated on September 15, 2026 and ZMS ELD on September 13, 2026.

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