Comparison

BluVac vs Electrician Apprentice Hours

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

Head to head
About

BluVac

Connect to compatible vacuum gauges via Bluetooth to perform detailed system evacuations. Features timed tests, decay tests, and data recording. Offers advanced reporting, multiple gauge connections, and geolocation for enhanced screenshots.

Highlights
  • Bluetooth gauge connection
  • Timed evacuation tests
  • Decay test functionality
  • Detailed results viewing
  • mQ Assist integration
  • Pro Report feature
  • Connect up to 6 gauges
Features
Read full description

Easily connect and perform detailed system evacuations with your BluVac+ Pro, BluVac+ LTE, and BluVac+ Micro vacuum gauges via Bluetooth. With the BluVac+ Pro, you can perform timed evacuation and decay tests, set target times, and view detailed results. For BluVac+ LTE and Micro, quickly record and display essential data. The app now features mQ Assist integration for evacuation guidance, an improved interface, and geolocation tracking for enhanced screenshots. Additional upgrades include a new Pro Report feature, the ability to connect up to 6 BluVac gauges simultaneously, and the option to rename gauges by their function (e.g., Pump, Core Tool, System). Plus, the decay test will now only start once the evacuation rate hits zero.

About

Electrician Apprentice Hours

Track your on-the-job training hours for your electrician license with this free app. Log hours quickly, access NEC calculators, and generate exportable reports for your licensing board. It works offline and offers voice input for calculations.

Highlights
  • Log OJT hours in seconds
  • Offline hour logging and NEC calculators
  • Progress tracking towards hour goals
  • Exportable PDF and CSV reports
  • 7 built-in NEC calculators
  • Voice input for calculators
  • Daily logging reminders
Features
Read full description

Every hour you work counts toward your license — if you can prove it. Electrician Apprentice Hours is a jobsite hour log and NEC calculator built for US electrician apprentices working toward journeyman. Log the day in seconds, keep a record your licensing board can actually read, and run the everyday calculations without leaving the app. Completely free. No subscription, no in-app purchases, no ads. LOG YOUR OJT HOURS IN SECONDS • Tap the hours, pick a category, save — a full day takes about five seconds • Enter total hours or start–end times • Tag every entry with employer, work category and an optional note • Logging and calculators work fully offline, anywhere on the jobsite SEE HOW CLOSE YOU ARE • Live progress toward your hour goal — 8,000 by default, or set your own • Hours remaining and hours logged this week, at a glance • Totals broken out by work category and by employer A RECORD YOUR BOARD CAN READ • The 8 standard OJT work categories — rename, recolor, reorder or add your own • Store each employer with supervisor name and license number • Export a certification-ready PDF or CSV • Combined records split hours by employer, so each supervisor certifies only the work they actually supervised 7 NEC CALCULATORS FOR THE FIELD • Wire size / ampacity — AWG by load and temperature • Voltage drop — volts and % over distance • Max circuit distance — longest run within a drop limit • Load calculator — service size by NEC Article 220 • Motor calculator — circuit sizing by NEC Article 430 • Conduit fill — NEC Chapter 9 fill percentage • Box fill — conductors per box Every result shows the inputs it used and the code articles behind it, so you can check the work instead of trusting a black box. TALK INSTEAD OF TYPING Say "240 volts, 6 gauge wire, 30 amps, 100 foot run" and the calculator fills itself in. Useful when you're gloved up on a ladder and typing isn't happening. BUILT AROUND YOUR APPRENTICESHIP • Set your program or local, your state and your apprentice level • Daily reminder so you never lose a day you already worked • Light and dark mode • Optional sign-in to back up and restore your hours across devices FREE, AND ACTUALLY FREE Every feature is included at no cost — hour logging, all 7 calculators, and full PDF and CSV export. There is no subscription, no in-app purchase, no paid tier and no ads. Nothing is locked behind a trial. You can log hours without an account. Sign-in and cloud backup are optional; skip them and your hours stay on your device. WHO IT'S FOR Electrician apprentices, electrical trainees, union and non-union apprentices, and anyone documenting on-the-job training hours toward a journeyman or electrical license in the United States. TERMS AND PRIVACY We don't sell your data and we don't show you ads. Creating an account is optional, and cloud backup only runs if you turn it on. Full details: Terms of Use: https://voltagelab.com/apprentice-hours/terms Privacy Policy: https://voltagelab.com/apprentice-hours/privacy Support: support@voltagelab.com Calculator results are a field reference, not a substitute for engineering judgment. Always verify against your local amendments, the code edition your jurisdiction has adopted, and actual field conditions. NEC® and National Electrical Code® are registered trademarks of the National Fire Protection Association. This app is not affiliated with, endorsed by, or sponsored by the NFPA.

Screenshots

BluVac4 screens
Electrician Apprentice Hours4 screens

Verdict

The call

The clearest difference is update cadence: Electrician Apprentice Hours at every 3 weeks against BluVac's every 2 months. BluVac's advantage is iOS requirement (11.0 vs 15.0). On price, rating, ratings volume 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

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

On the App Store both sit at effectively the same score — 5.0 for BluVac against 5.0 for Electrician Apprentice Hours. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

BluVac ships an update every 2 months, Electrician Apprentice Hours every 3 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
BluVac versus Electrician Apprentice Hours: the parameters behind the verdict, then further details
ParameterBluVacElectrician Apprentice Hours
PriceFreeFree
Rating5.0 (2 ratings)5.0 (1 ratings)
Positive reviews36.4% of reviews—
Number of ratings2 — better1
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size25 MB37 MB
Age rating4+4+
DevelopermeasureQuickNazmul Islam

In-app purchases

None

BluVac

No in-app purchases

None

Electrician Apprentice Hours

No in-app purchases

Questions

Is BluVac free?
BluVac is free to download, with no in-app purchases.
Is Electrician Apprentice Hours free?
Electrician Apprentice Hours is free to download, with no in-app purchases.
Which has better reviews, BluVac or Electrician Apprentice Hours?
BluVac and Electrician Apprentice Hours are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.
Do BluVac or Electrician Apprentice Hours have ads?
Neither BluVac nor Electrician Apprentice Hours shows ads.
Which is updated more often, BluVac or Electrician Apprentice Hours?
BluVac ships an update every 2 months, and Electrician Apprentice Hours every 3 weeks. Most recently, BluVac was updated on November 2, 2026 and Electrician Apprentice Hours on October 31, 2026.

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