Comparison

Voltage Drop Pro vs PosiTrace Driver

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

Head to head
About

Voltage Drop Pro

Features
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Voltage Drop Calc is a fast, easy way to create a schedule of voltage drop calculations for any size of job or just to perform a single calculation on the fly. Put your pencil down and start making professional, consistent calculation today. - Universal app allows use on both iPad, and iPhone/iPod with single purchase. - Create an unlimited list of calculations that automatically save. - Export your results to a spreadsheet for formatting or printing. - Solve for distance in feet or meters. - Solve for voltage drop in either voltage or percentage. - Solve for wire size including derating. - Built in construction calculator allows intermediate calculations to be performed within the app.

About

PosiTrace Driver

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*PosiTrace client account required* Driver application integrated with PosiTrace platform. The solution allows drivers to submit the driver vehicle inspection reports (DVIR) based on the inspection forms created on a platform. Support: support@positrace.com Facebook: https://www.facebook.com/GPS.vehicle.tracking.system YouTube: https://www.youtube.com/user/GlobalFleetMgmt/videos Twitter: https://twitter.com/gfmtweet PosiTrace GPS Tracking System is designed and supported by Global Fleet Management (GFM), headquartered in Vancouver, BC.

Screenshots

Voltage Drop Pro4 screens
PosiTrace Driver3 screens

Verdict

The call

The clearest difference is price: PosiTrace Driver at Free against Voltage Drop Pro's $3.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

PosiTrace Driver is free to download; Voltage Drop Pro costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Voltage Drop Pro ships an update every 2 months, PosiTrace Driver every 5 weeks. The most recent releases landed on July 9, 2026 and September 10, 2026 respectively.

Scorecard1 real difference ยท 5 level
Voltage Drop Pro versus PosiTrace Driver: the parameters behind the verdict, then further details
ParameterVoltage Drop ProPosiTrace Driver
Price$3.99Free โ€” better
Update frequencyEvery 2 monthsEvery 5 weeks โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.516.0 โ€” better
Further details โ€” not scored
Size15 MB9 MB
Age rating4+4+
DeveloperSnappy Appz Inc.Positrace Mobile

In-app purchases

None

Voltage Drop Pro

No in-app purchases

None

PosiTrace Driver

No in-app purchases

Questions

Is Voltage Drop Pro free?
Voltage Drop Pro costs $3.99, with no in-app purchases.
Is PosiTrace Driver free?
PosiTrace Driver is free to download, with no in-app purchases.
Do Voltage Drop Pro or PosiTrace Driver have ads?
Neither Voltage Drop Pro nor PosiTrace Driver shows ads.
Which is updated more often, Voltage Drop Pro or PosiTrace Driver?
Voltage Drop Pro ships an update every 2 months, and PosiTrace Driver every 5 weeks. Most recently, Voltage Drop Pro was updated on July 9, 2026 and PosiTrace Driver on September 10, 2026.

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