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Simple, transparent pricing

Create an account free. Paid pricing is shown only where a market-specific offer is explicitly configured.

Subscriptions also available in the iPhone and iPad appDownload on the App Store

Not sure which plan? Choose by what you do ↓

Free

Free

Get started with no commitment.

  • ✓5 AI queries/day
  • ✓20 fault searches/day
  • ✓Battery calculator
  • ✓Forum read access
  • ✓iPhone & iPad app (App Store); Android install from browser
Get started free

Engineer

£14.99/mo + VAT(UK pricing shown)

Everything a working engineer needs.

  • ✓100 AI queries/month
  • ✓Unlimited fault search
  • ✓Battery calculator
  • ✓Basic report writer
  • ✓30-day fault history
  • ✓30 supported manufacturers
  • ✓Community forum
Start free trial
Most Popular

Pro Engineer

£29.99/mo + VAT(UK pricing shown)

The full toolkit for serious engineers.

  • ✓300 AI queries/month
  • ✓All 10 calculators
  • ✓Full report writer + PDF export
  • ✓Digital logbook
  • ✓Full fault search history
Start free trial

Company

from £99.00/mo + VAT(UK pricing shown)

For contractors managing a team of engineers.

  • ✓Plans for 5, 15 or 30 seats
  • ✓Everything in Pro Engineer
  • ✓Company admin dashboard
  • ✓Team usage overview (assistant questions and reports per engineer)
  • ✓Branded PDF reports
  • ✓Priority support
Contact us for Company pricing

Enterprise

Custom

For large contractors and national accounts.

  • ✓Unlimited seats
  • ✓Custom onboarding
  • ✓Dedicated account manager
  • ✓SLA-backed support
  • ✓Custom integrations
  • ✓Data export & API access
Contact us

Choose by what you do

Each path points to one of the plans above and lists what that plan includes today.

Fault Finder

You attend faults and want to know what the panel is telling you.

On the paid Engineer plan

  • The AI fault assistant (100 questions a month)
  • Unlimited search of the panel fault records
  • Your fault search history (last 30 days)
  • Report writer (text) and the resources library

During a 7-day Engineer trial

  • AI fault assistant: 10 questions a day
  • Fault record search: 50 a day
  • Battery calculator
  • Not in the trial: report writer, resources library, fault search history, forum posting
Start as Fault Finder

Design Engineer

You lay out systems and need the numbers and the zone chart.

On the paid Pro Engineer plan

  • The AI fault assistant (300 questions a month)
  • Zone chart designer
  • Detector spacing, loop capacity, PSU load, battery, cable resistance and voltage drop calculators
  • Sound pressure, current and Ohm's law calculators

During a 7-day Pro Engineer trial

  • Zone chart designer and all 10 calculators, unlimited use
  • Zone chart export: 1 during the trial
  • Digital logbook including weekly test records: up to 5 entries during the trial
  • AI fault assistant: 10 questions a day; fault record search: 50 a day
  • Not in the trial: Report writer and PDF export, fault search history, resources library and forum posting
Start as Design Engineer

Site Maintenance

You look after sites: weekly tests, service visits and the paperwork.

On the paid Pro Engineer plan

  • Digital logbook with weekly test, fault, service visit and false alarm entries
  • Full fault search history
  • Reports with PDF export
  • Battery replacement schedule and the AI fault assistant (300 questions a month)

During a 7-day Pro Engineer trial

  • Zone chart designer and all 10 calculators, unlimited use
  • Zone chart export: 1 during the trial
  • Digital logbook including weekly test records: up to 5 entries during the trial
  • AI fault assistant: 10 questions a day; fault record search: 50 a day
  • Not in the trial: Report writer and PDF export, fault search history, resources library and forum posting
Start as Site Maintenance

Everything

You do a bit of all of it.

On the paid Pro Engineer plan

  • Every calculator, the zone chart designer and the logbook
  • Reports with PDF export and full history
  • The AI fault assistant (300 questions a month)

During a 7-day Pro Engineer trial

  • Zone chart designer and all 10 calculators, unlimited use
  • Zone chart export: 1 during the trial
  • Digital logbook including weekly test records: up to 5 entries during the trial
  • AI fault assistant: 10 questions a day; fault record search: 50 a day
  • Not in the trial: Report writer and PDF export, fault search history, resources library and forum posting
Start as a full-toolkit user
United States: Paid subscription pricing is not yet configured for this market. Prices shown are UK (GBP) prices for reference. No local price or live exchange-rate conversion is applied, and paid plans are currently billed from the UK only.

Full feature comparison

FeatureFreeEngineerPro EngineerCompany
AI fault queries5/day100300300 per seat
Fault database searches/day20UnlimitedUnlimitedUnlimited
Manufacturer catalogueLimited30 manufacturers30 manufacturers30 manufacturers
Battery calculator✅✅✅✅
All 10 calculators❌❌✅✅
Report writer❌BasicFull + PDFFull + PDF
Digital logbook❌❌✅✅
My Sites (site records, faults and notes)✅✅✅✅
Fault search history❌30 daysFull historyFull history
Standards-aware assistant✅✅✅✅
Community forumRead onlyFull accessFull accessFull access
Company admin dashboard❌❌❌✅
Branded reports❌❌❌✅
Priority support❌❌❌✅
iPhone & iPad app (App Store)✅✅✅✅
Android app install (from browser)✅✅✅✅

Pricing questions

Do I need to enter card details for the free trial?+

Yes. Stripe collects your card details when you start the 7-day trial of a paid plan, but nothing is charged for those 7 days. We email you 3 days before the trial ends as a reminder. If you don't cancel before then, the subscription starts automatically and your card is charged for the plan you chose.

What does the 7-day trial include?+

A 7-day trial of the Engineer plan gives the AI assistant (10 questions a day), fault record search (50 a day) and the battery calculator. A 7-day trial of the Pro Engineer plan also unlocks the zone chart designer and all calculators (unlimited use, 1 zone chart export) and the digital logbook (up to 5 entries). Report writer and PDF export, fault search history, resources library and forum posting, more logbook entries and more exports unlock when the paid subscription starts at the end of the trial.

Can I switch plans at any time?+

Yes. Upgrade or downgrade at any time from your billing settings. Upgrades take effect immediately. Downgrades take effect at the end of your current billing period.

How does the Company plan work for teams?+

The Company plan gives you a central admin dashboard to manage your engineers. You choose a seat tier (5, 15 or 30), each engineer gets their own login, and the admin dashboard shows each engineer's assistant use and reports. Sites, reports and fault history stay with the engineer who created them; they are not yet shared across the team.

Is annual billing available?+

Annual billing is shown only when an active product and explicit price have been configured for your market. The checkout and billing portal are the source of truth for available billing periods.

What happens to my data if I cancel?+

Cancelling a subscription does not delete your account or data: the account returns to the Free plan and your sites, logbook and reports stay. To have your data deleted, ask for account deletion as described in section 8 of the privacy notice.

Start with 7 days free. Card required, no charge until it ends.

Full Pro Engineer access for 7 days, then choose your plan.