Amperio vs 1filaire (1draad): which one to choose in 2026?
Looking for a 1filaire (1draad) alternative? Here are the facts both vendors publish, checked on the same day, criterion by criterion, and the cases where 1filaire (1draad) remains the better choice.
- 1filaire (1draad in Dutch) lets you draw for free in the browser and only charges for the PDF export; it opens Trikker files and turns a photo or scan into an editable diagram.
- Choose 1filaire (1draad) if: you want to bring over your Trikker files or paper diagrams, pay only for exported files and check compliance yourself.
- Choose Amperio if: you survey on site, on a tablet or phone, and want the diagram, plan, checks and job follow-up in one place.
- Over 12 months, excluding VAT: €299 for 1filaire (1draad), €374.40 for Amperio (cheapest plan for professional use; details in the table).
Amperio and 1filaire (1draad), criterion by criterion
| Criterion | Amperio | 1filaire / 1draad |
|---|---|---|
| Runs on | browser: computer, tablet, phone, nothing to install | browser: Windows, Mac, iPad or tablet, nothing to install |
| Languages | FR · NL · EN | FR · NL |
| Published price | Pro €39/month excl. VAT at the launch price, instead of €79, locked in while you stay subscribed; or €374.40/year excl. VAT. One free project for 7 days, no card. | free drawing; PDF export: €25 per project, packs of 5 or 20, €99/quarter or €299/year excl. VAT |
| 12-month cost excl. VAT | €374.40annual plan, launch price | €299annual plan, unlimited projects |
| Free plan | Partly1 project for 7 days | Partlydrawing, saving and importing free; PDF export paid |
| Diagram and plan | Yeslinked, each component exists once | Yesdiagram and plan linked |
| RGIE checks | YesBook 1 as you enter, rule cited | Claims compliance, no check describedcompliance claimed for symbols and plans |
| Voice input | Yesdictation room by room, diagram and plan | Not stated |
| AI assistant | Yesedits the diagram from one sentence, you approve | Not stated |
| Job (tasks, photos) | Yestasks, before and after photos, voice notes | Not stated |
| Team work | Yescolleagues invited into the organisation | Yescolleagues on the same account, public read-only link |
| Offline | Partlyviewing, tasks, photos and voice without network; diagram and plan edited online | Partlyyou can carry on during a temporary outage |
| Importing existing work | Yesdiagram or plan from a PDF or photo | YesTrikker files (.trik); photo, scan or PDF turned into editable elements |
- described on the vendor's site
- described, with a stated limit
- the site says “RGIE compliant” without describing an automatic check
- absent, according to the site or by nature (a Windows program does not run on an iPhone)
- not stated on the site: silence is not proof of absence
Prices as published; 12-month cost excluding VAT, cheapest plan for professional use. How it is calculated and what the icons mean: Our method.
Where 1filaire (1draad) is stronger
- You only pay at PDF export: per project, per pack or by subscription
- Opens Trikker files (.trik) directly
- Turns a photo, scan or PDF of a diagram or plan into editable elements
- Colleagues invited onto the same account
- Free educational use, all features and unlimited projects
- Cheaper over a year: €299 excl. VAT, against €374.40 for Amperio.
Where Amperio is stronger
- RGIE checks: Book 1 as you enter, rule cited; 1filaire (1draad): claims compliance, no check described (compliance claimed for symbols and plans).
- Voice input: dictation room by room, diagram and plan; 1filaire (1draad): not stated.
- AI assistant: edits the diagram from one sentence, you approve; 1filaire (1draad): not stated.
- Job (tasks, photos): tasks, before and after photos, voice notes; 1filaire (1draad): not stated.
Draw for free, pay at export
1filaire, called 1draad in Dutch, is a web app: you draw the single-line diagram and the site plan in the browser, on Windows, Mac or a tablet, and saving is free. You only pay for printing or the PDF export: €25 per project, €95 for a pack of 5 projects or €300 for 20, or a subscription of €99 per quarter or €299 per year, excl. VAT, with no automatic renewal. Educational use is free.
It opens Trikker files (.trik) and turns a photo, scan or PDF of a diagram into editable components; a scanned architect's plan can also become an editable site plan.
If 1filaire suits you
For anyone who makes few files a year, or wants to bring over Trikker files, 1filaire's pay-at-export model is a good option. Amperio adds dictating the diagram, Book 1 checks described as you enter, job follow-up (tasks, photos, clients) and a subscription that covers every file.
Moving from 1filaire (1draad) to Amperio
Ongoing files: export the diagram from 1filaire (1draad) as a PDF, then import it into Amperio. RCDs, breakers and circuits are rebuilt; you review the result before carrying on, and everything stays editable by hand. An existing plan, as a PDF or a photo, imports the same way.
Archives: nothing forces you to migrate them. Keep the old files in 1filaire (1draad) and open new projects in Amperio.
One free project for 7 days in Amperio, no credit card.
Amperio in 30 seconds
Amperio is one of the 17. Here is what it does, as it appears on screen: the diagram drawn or dictated, the plan that follows, the RGIE file.
Frequently asked questions
Sources
- 1filaire, home page and pricing (accessed 15 October 2026)
- 1filaire, Dutch home page (1draad) (accessed 15 October 2026)
- 1filaire, Educational account page (accessed 15 October 2026)
- 1filaire, diagram scanning page (accessed 15 October 2026)
- 1filaire, guide (accessed 15 October 2026)
- Amperio, Pricing page, 5 October 2026
- Amperio in brief, 5 October 2026
Other comparisons
Judge it on your next job.
One free project for 7 days, no credit card. Manual drawing is complete from day one; dictation comes on top.