We make one of them, so of course we're biased. Instead of a rigged "top 10", here's the checklist that actually separates a great snagging app from a glorified photo dump — judge every app, including ours, against it.
You'll use this app for a couple of intense weeks around completion, then on and off for two years while the builder puts things right. Six things decide whether it helps or gets in the way.
New builds often have no signal and no Wi-Fi on day one. If the app can't capture snags offline and sync later, it fails at the exact moment you need it.
A camera roll full of mystery close-ups is useless three weeks later. Each photo should be attached to a specific snag, with its room, location and description.
Builders' aftercare teams work plot by plot, room by room. An app that organises snags the way site teams think makes your list far harder to wave away.
The output is the whole point: a clean, numbered PDF or share link you can hand to the site manager — not a screenshot of a notes app.
Your builder is responsible for defects for two years. The app should track what's fixed, what's outstanding and what's been refused — and still be around in year two.
Someone pays for every app. If it isn't you, it's usually advertisers or lead-gen companies buying the details of people who've just bought a home.
Genuinely free and your data stays yours. But photos live in one place, descriptions in another, there's no fix-tracking, and the result is easy for a builder to cherry-pick or ignore.
Usually funded by ads or by selling sign-ups to trades and marketers — and the paywall tends to appear right when you try to export. Fine if you go in with your eyes open.
Tools like construction snagging platforms are made for site teams managing whole developments. Powerful, but priced for businesses and overkill for one house.
A surveyor inspects and writes the report for you. Worth considering for complex properties — and you can still use an app alongside to track the fixes afterwards.
Weighing up an inspector instead? See our honest guide to snagging survey costs — and what "free" apps really cost in our free snagging app breakdown.
Scored against the checklist above — the things that matter when you're stood in an empty house with a phone in your hand.
| Notes / spreadsheet | Site software | SnagBoss | |
|---|---|---|---|
| Cost | Free | £25–£100+/month | £34.99 once |
| Made for homeowners, not site teams | ✓ | — | ✓ |
| Offline capture on your phone | — | Varies | ✓ |
| Photos, rooms & status in one place | — | ✓ | ✓ |
| Builder-ready PDF & share link | — | ✓ | ✓ |
| Track fixes across the 2-year warranty | — | Varies | ✓ |
SnagBoss was built to tick every box on that checklist: offline capture on iPhone and Android, a photo on every snag, room-by-room structure, a builder-ready PDF and share link, and fix-tracking for your whole two-year warranty — for a one-off £34.99 per property, with no ads and no selling your details. If another app ticks the boxes better for you, use it. That's what the checklist is for.
Run it through the checklist yourself on a free demo home. Pay once only when you're ready to snag your real property.
Start your snag list — free