BNG Calculator
Statutory Biodiversity Metric v4.0 (JP039)· GOV.UK statutory credit prices checked 15 November 2026 (page updated 3 November 2026, prices unchanged)· NSIP extension live 2 November 2026· Reviewed 6 August 2026

Naturefy review: gated free BNG metric tool

Naturefy. Free after signup (no per-project fee).

Awaiting MCIEEM peer review · CIEEM (Chartered Institute of Ecology and Environmental Management)

At a glance

Pricing model
Gated free tool (signup required)
Public pricing
Yes
Cheapest rate
Free after signup (no per-project fee).
Verified
2026-06-21

Recent changes

Marketed as a free metric calculator for non-ecologists. Signup gates access; data inputs broadly mirror the JP039 input set.

Source

Primary source: https://naturefy.com/.

How this fits the three-route framing

Naturefy is a gated free metric tool; useful for sizing the delta on a candidate site before commissioning a CIEEM PEA. Not authoritative at submission.