# Stamp Duty Atlas — UK SDLT, LBTT & LTT Calculator

> UK SDLT, LBTT & LTT Calculator (iPhone/iPad app by Caio Galvanini.)

- Source: https://appshunter.io/ios/app/stamp-duty-atlas/id6765870893 (this page in markdown: same URL + `.md`)
- Developer: [Caio Galvanini](https://appshunter.io/developer/1896109807)
- Category: Finance
- Price: Free
- Age rating: 4+
- Requires: iOS 26.4 · 1 MB
- Languages: American English
- Released: 2026-05-05
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/stamp-duty-atlas/id6765870893/reviews.md

## What is Stamp Duty Atlas?

Calculate UK property transaction tax across England, Scotland, and Wales — for residential, mixed-use, and commercial property — in one app.

WHAT IT COVERS

- England & Northern Ireland — Stamp Duty Land Tax (SDLT)
  Standard rates, First-Time Buyer relief, Additional Property / Buy-to-Let surcharge

- Scotland — Land and Buildings Transaction Tax (LBTT)
  Standard rates, First-Time Buyer relief, Additional Dwelling Supplement

- Wales — Land Transaction Tax (LTT)
  Main residential rates, Higher residential rates

- Non-Residential — commercial property and mixed-use transactions
  (for example a shop with a flat above, or a pub with living quarters)

WHAT YOU SEE

- Total tax due, with the band-by-band breakdown
- Effective tax rate
- Total to budget for (property price plus tax)

PRIVACY BY DESIGN

- No ads
- No tracking
- No account required
- No data collected — the app runs entirely on your device

REFERENCE USE ONLY

This app provides numerical estimates for reference only. It is not tax, legal, or financial advice. Always confirm any figure with a qualified solicitor, conveyancer, accountant, or directly with HMRC, Revenue Scotland, or the Welsh Revenue Authority before completing any property transaction.

Rate tables verified against HMRC, Revenue Scotland, and the Welsh Revenue Authority. Source data published under the Open Government Licence v3.0. Rates current as of April 2026.

Stamp Duty Atlas is built and maintained by Atlas Software, an independent UK developer.


## Version history (last 2 releases)

### 1.0.1 — 2026-05-07

Updated screenshots and product page imagery.

### 1.0 — 2026-05-05

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-17.*