Every RefDat tool uses a documented, auditable methodology. We believe transparency is essential for reference data. That's why we publish detailed explanations of how we collect, process, and present information.
Each RefDat tool has its own methodology page explaining the data sources, processing steps, limitations, and update frequency. Below you'll find links to detailed methodology for each major tool.
17,410 suburb pages with demographics and SEIFA disadvantage scores derived from the ABS 2021 Census. Learn how we mapped postcodes to localities, how SEIFA works, and what each demographic measure means.
Read Postcodes Methodology →Climate data for 213 Australian cities plus 500 global locations. Sourced from SILO, ACORN-SAT, and Bureau of Meteorology. Comfort scores calculated from temperature, humidity, wind, and UV.
Read Weather Methodology →348 foods and 81 ingredients rated for gluten content under both Australian (FSANZ) and US (FDA) standards. Different thresholds, different outcomes. We explain both.
Read Gluten Methodology →Transparency ratings for 26,447 NDIS providers based on a 4-pillar scoring system. Business legitimacy, digital presence, service activity, and organisational transparency. Not a quality rating. A transparency measurement.
Read NDIS Methodology →158 Australian products reviewed using the RefDat Score system. Aggregates multiple independent review sources to reduce noise and bias. Weighted, normalised, and transparent.
Read Products Methodology →RefDat tools are built on official government and institutional data sources. We prioritise: