Create electrical, emergency lighting, fire safety and intruder alarm certificates, then manage clients, reminders, quotes and invoices. Engineers must carry out the inspection, review entries and sign off their work.
Make and download every cert free, forever. No charge per cert, no paywall on work you've already done.
Use a board photo to start a circuit schedule, then review and correct every result before use.
Electrical, fire safety, emergency lighting, EV charging and intruder alarm certificates in one place.
Open the app and prepare online before visiting, fill in the certificate offline, then sync after reconnecting.
Use a board photo to draft a circuit schedule, or turn rough notes into clearer wording. Check and correct every result against the job and its applicable requirements. Available in the app when you're online.
Photograph the consumer unit or device list. The AI reads the circuits, ratings and devices and fills the table. You just check it and tweak.
Turn your shorthand into draft observations, remarks and recommendations. Check every suggestion against the requirements that apply to the job before adding it to the certificate.
Every suggestion is yours to accept, edit or bin. Review every result before use, and sign off only after you are satisfied with the certificate.
Comes with Premium: 25 AI credits every month, top-ups from £1.99. New here? Your first 5 scans are on us.
Built by people who've stood in a customer's loft with cold hands, writing test readings on the back of an envelope. LedgerCert is the app we wanted.

EICR, EIC, MWC, PAT, fire alarm, emergency lighting, EV charger. Recent types 1-tap away. Standards recognised by code (BS 7671, 5266, 5839).

Large inputs. Readings in the order you test. Codes C1/C2/C3/FI with one tap. Photos straight from camera. Nothing to re-key when you're back at the van.

Review every entry, confirm your professional sign-off and create the PDF. Your stored profile details help avoid retyping, and you can then share by email or private link.
A structured, typographically consistent document for the selected certificate type, ready for your review and sign-off.
Shown: an EICR. Each certificate type and edition has its own layout.
Choose the supported certificate type and edition for the job, including BS 7671 Amendment 4. You remain responsible for checking the applicable requirements.
Your signature, registration details and qualification can be stored on your profile, ready for you to review when signing off each certificate.
Keep completed certificates together and search them by client, address, certificate type or date while your account remains available.
Each certificate carries a QR code and a short code. Anyone holding it can compare it with our record at ledgercert.uk/verify, including whether it has been amended since.
LedgerCert helps you track the renewal dates you select. Review the certificate and site requirements, choose an appropriate date, then use the schedule to plan follow-up work.
Win the work with a branded quote, then turn it into an invoice the moment the cert is signed. Client details auto-fill from the cert, VAT is handled, and you can attach the certificate so the client sees proof-of-work and a bill in the same email.
Invoice references the cert number, work description, and date. Client can't misplace what they're paying for.
Pre-filled line items. VAT calculated. Branded PDF with your logo and bank details. Review the details, then send by email.
Send a branded quote to win the job. Approved? Turn it into an invoice in one tap, no re-typing line items.
Email invoices, quotes and certificates to your client in one tap. It arrives in your business name, with your logo and colour, the PDF attached and a private link to view it online. Premium
The email comes from your business name, with your logo and your colour. When your client replies, it goes straight to you.
A simple tracker shows when each email was delivered and when your client viewed it online. You mark it paid when the money lands.
Switch on chasing and unpaid invoices get a reminder before the due date and after it. They stop the moment you mark the invoice paid.
Send the finished certificate to your client or their letting agent. Nothing ever goes without you pressing Send.


A made-up business and client.
Less typing on every job, and room for the work you do under your own name.
Work for a firm in the week and for yourself at the weekend? Keep both on one account. Each has its own name, logo and scheme number, and its own certificates, clients and invoices. Switch in one tap.
Standard wording for limitations, extent, variations and recommendations goes in with one tap, ready to edit. With Premium, save your own phrases once and reuse them on every certificate, on every device.
See the week as a list, a board, a calendar or a map, and start the certificate straight from the job.
Keep your testers with serial numbers and calibration dates, pick them on an EICR, EIC or Minor Works, and see when one is overdue for calibration.

The Working as switch. Both businesses are made up.
Practical guides for using LedgerCert and the latest on UK electrical and fire safety regulations.
A compliant product and a suitable home are two different checks. What the IET advises before buying, and what electricians should explain.
Read article → GUIDEStep-by-step walkthrough of all 6 tabs, auto-generated observations, regulation-reference picker, and professional PDF output.
Read guide → GUIDELink an invoice to a certificate, auto-fill client details, add VAT, download a professional PDF. Quick and simple.
Read guide → INDUSTRY UPDATEBattery storage, medical locations and the October changeover, plus a separate explanation of EAS competence requirements.
Read article → INDUSTRY UPDATEFines up to £40,000. Five-year renewal deadline. Social housing requirements. What happens if your EICR expires.
Read article →Certificates and PDF downloads are free and unlimited for solo engineers. Premium adds AI, unlimited invoicing & quotes, sending to your clients in your brand, and white-label PDFs. Teams is in private beta, with public availability and pricing to be announced at launch.
For individual engineers. Certificates and PDF downloads stay free and unlimited.
For the full-time engineer who wants the extras.
Teams is in private beta. Public availability and pricing will be announced at launch. Notify me at launch
Free forever. Unlimited certificates, no card needed.