Independent solar & battery comparison

Put every quote on
the same basis.

Enter the written proposal—not the sales promise. Hearthline calculates comparable metrics, scores evidence completeness and turns missing information into questions for the installer.

PRIVATE WORKSPACE

Solar quote decision file

Answers stay in this browser unless you deliberately save them to My Hearthline.

Checking access…One quote is always free
START WITH CONFIDENCE

Turn a sales quote into a decision file.

Use only what is written in the proposal. A fictional worked example lets you see the finished comparison before entering your own figures.

  1. 1
    Add the headline numbersPrice, array size, generation and exact equipment.
  2. 2
    Check the written evidenceMark an item only when the proposal actually states it.
  3. 3
    Send the gap emailCopy the questions Hearthline prepares before you sign.

The example is clearly labelled and never overwrites a quote you have already started.

Project Pass compares up to four quotes.
NORMALISED VIEW

Compare what is actually stated.

GAP REPORT

Ask before signing.

12 items
    READY TO SEND

    Installer follow-up email

    Review the wording and remove anything that does not apply.

    This tool checks documentation.It does not verify roof condition, structural capacity, electrical design, predicted generation, equipment suitability or installer competence.
    Read the methodology →