Other useful tools for UK gas engineers (2026)

Reminders, landlord checklists and other small tools that save time.

3 options compared. Sorted by lowest starting price. Last checked 20 Oct 2026. We have not been paid by any vendor on this page.

Quick answer: Free plans: CertDue, Gas Safe Register reminder service, Remindlo. Cheapest isn't always best. Check the points below before you pick.

Side by side

Tool	Starting price	Free trial	Suits	Checked
CertDue Free, no sign-up (landlord certificate checklist).	Free plan	Not needed (free)	sole trader	20 Oct 2026
Gas Safe Register reminder service Free.	Free plan	Not needed (free)	sole trader, small firm	20 Oct 2026
Remindlo Free (10 SMS/mo); Starter £19/mo net (75 SMS); Standard £49/mo net (250 SMS). Top-ups from £9.	Free plan	Free plan	sole trader, small firm	20 Oct 2026

How to choose

Free reminder services can bring customers back without paying for a full system.

Good starting points for sole traders

CertDue: Free plan. Landlord certificate checklist (gas, EICR, EPC).
Gas Safe Register reminder service: Free plan. Free email or SMS reminder when appliances are due a check.
Remindlo: Free plan. Automated service reminder texts.

Prices are as shown on each vendor's own pricing page on the date in the table, usually excluding VAT. "Not verified" means we couldn't confirm the price on the vendor's site. Spotted a change? Report it.

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