Comparison

GB Gas Onsite Guide vs TrainAR

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

Head to head
About

GB Gas Onsite Guide

Features
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The onsite guide contains every test process for domestic natural gas engineers, The guide will automatically be updated rather than downloading a new version. Make sure updates are turned on for this app.

About

TrainAR

Features
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TrainAR turns your most experienced engineers into a mentor that every trainee can carry in their pocket. TrainAR is an AI-powered augmented reality training platform built for the trades. It captures the know-how of your best engineers and delivers it as live, hands-free, step-by-step guidance on the job, so trainees become confident, capable engineers far faster. EXPERIENCE TRAINAR THREE WAYS Mobile: Run the full experience on your phone alone, with no extra hardware. Start a guided session, talk naturally with the AI assistant, and get the right answer for the job in front of you. Hybrid: Pair your phone with lightweight AI glasses. Keep your hands on the job while exploded parts diagrams, manuals and guidance appear on your screen. Full AR: Get the complete on-glasses experience, with live guidance and information right in your line of sight. WHAT YOU CAN DO WITH TRAINAR - Follow live, AI-guided training sessions for real jobs - Ask by voice and get instant, document-grounded answers - Pull up exploded parts diagrams and appliance manuals on demand - Record sessions and review them later - Manage your tasks and track progress - Connect to the job management software you already use Whether you are onboarding an apprentice, upskilling an engineer into a new trade, or capturing the knowledge of a senior engineer before they retire, TrainAR helps you build a skilled workforce, faster. TrainAR works alongside a TrainAR account. Speak to our team at trainar.ai to get set up.

Screenshots

GB Gas Onsite Guide4 screens
TrainAR3 screens

Verdict

The call

The clearest difference is update cadence: TrainAR at every 4 months against GB Gas Onsite Guide's every 72 months. On price, 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

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

UpkeepUpdate frequency

GB Gas Onsite Guide ships an update every 72 months, TrainAR every 4 months. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

Scorecard1 real difference ยท 5 level
GB Gas Onsite Guide versus TrainAR: the parameters behind the verdict, then further details
ParameterGB Gas Onsite GuideTrainAR
PriceFreeFree
Update frequencyEvery 72 monthsEvery 4 months โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS15.0 โ€” better16.0
Further details โ€” not scored
Size19 MB126 MB
Age rating4+4+
DeveloperGB-GAS.CO.UKTrainAR Limited

In-app purchases

None

GB Gas Onsite Guide

No in-app purchases

None

TrainAR

No in-app purchases

Questions

Is GB Gas Onsite Guide free?
GB Gas Onsite Guide is free to download, with no in-app purchases.
Is TrainAR free?
TrainAR is free to download, with no in-app purchases.
Do GB Gas Onsite Guide or TrainAR have ads?
Neither GB Gas Onsite Guide nor TrainAR shows ads.
Which is updated more often, GB Gas Onsite Guide or TrainAR?
GB Gas Onsite Guide ships an update every 72 months, and TrainAR every 4 months. Most recently, GB Gas Onsite Guide was updated on October 25, 2026 and TrainAR on October 28, 2026.

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