Gas App Uk vs CallCentral
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gas App Uk
This app provides essential office tools, reference materials, and a community forum for gas engineers in the UK. It includes forms, invoices, quotations, a library of manuals, and a place to connect with industry peers for advice and support.
- Office tools (forms, invoices, quotations)
- Fault finding forum
- Community Break Time forum
- Library of manuals and contacts
- Calculators and reference documents
- Giveaways and discounts
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Gas App Uk is an office software, reference and community tool for Gas Engineers in the UK. Gas App caters to exactly what you’d need on the job. Here’s some of what you can expect from Gas App… Office Tools A full suite of office tools consisting of forms, invoices and quotations, for domestic, commercial and oil engineers with analyser and accounting integration. Community Help A Fault Finding forum and Community Break Time forum bursting with your time served industry counterparts, giving and receiving advice, stories, recommendations and more, successfully, all year round. Reference Tools Library containing 1000s of relevant manuals, calculators, industry reference documents, and 100’s of contacts. Fun and Discounts There’s a monthly Horror Show giveaway, monthly Talent Show giveaway, discounts, bonuses, seasonal giveaways and more! With more features throughout for both free and premium users, a committed team, relevant content and industry leading partners, there’s something for everyone in the Heating and Plumbing game! EULA - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
CallCentral
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Call Central is an application to manage work schedules and shifts. Participants can see their schedules and do swap/coverage/manage availability requests. For any request a push notification will send to the corresponding users. Call Central application will provide the options to call and SMS the users.
Screenshots
Verdict
The clearest difference is in-app purchases: CallCentral at none against Gas App Uk's 1. Gas App Uk's advantage is update cadence (every 4 days vs every 10 days). On price, ads, device support and iOS requirement 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. Gas App Uk sells 1 in-app purchase, starting at $14.99 per month. CallCentral asks for nothing beyond the download.
Gas App Uk ships an update every 4 days, CallCentral every 10 days. The most recent releases landed on September 23, 2026 and September 17, 2026 respectively.
| Parameter | Gas App Uk | CallCentral |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 78.8% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 4 days — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.1 | 15.1 — better |
| Further details — not scored | ||
| Size | 50 MB | 43 MB |
| Age rating | 12+ | 4+ |
| Developer | Gas App Uk Limited | Mohammed Djelmami-Hani |
Bugs and requests
Gas App Uk
Reported bugs
3 issues- Verification not working
- App crashes or freezes (implied by deletion/reinstallation)
- Upgrade issues
Requested features
6 requests- Full PC functionality
- Improve fault finding search (videos/comments per appliance)
- Bulk upload/download of customer data
- Add 'sent' button for invoices and checkbox for sent status
- Checkbox for 'customer not present'
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- Option to undo sending invoices
CallCentral
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Gas App Uk
- Gas App Premium Subscription$14.991 Month
CallCentral
No in-app purchases





