How to Compare Software Development Proposals Side by Side

Short answer: score every proposal on the same ten points before you look at the price. The proposal that explains your project back to you most clearly, names the team, and puts ownership and acceptance in writing is usually the safer choice, even when it isn't the cheapest. Proposals arrive in different formats: a slide deck, a spreadsheet, a two-line email. A scorecard puts them on one page. If the numbers are far apart, read why software quotes vary so much first.

The ten things to score

Give each proposal a score from 1 to 5 on each line. If a proposal doesn't mention something at all, score it 1.

What to score	What a strong proposal shows
Understanding of your problem	It describes your business and workflows in its own words, not copied from your brief
Scope	What's included and what's not, written down
Assumptions and risks	The unknowns are named, with how they'll be handled
Team	Named roles, and who you'll speak to day to day
Milestones	Each one ends in working software you can test
Ownership	Code, IP and every account belong to you
Quality	How testing works, and where you'll review before release
Communication	How often you'll see progress, and how fast they reply
After launch	Warranty, support and maintenance options
Price and payment terms	An itemised price, with payments tied to delivered work

Not every line matters equally to every business. If your app handles health or payment data, quality and ownership matter more. If you're launching to meet a date, milestones and team matter more. Decide which three lines matter most to you before you start scoring, and weigh them double.

Questions to send each shortlisted agency

Most proposals leave gaps. Send the same follow-up questions to every agency so the answers are comparable:

• What would you leave out of the first version, and why?
• What's the riskiest part of this project, and how will you handle it?
• Who exactly will write the code, and can I speak to them before signing?
• What do you need from my side each week?
• What happens if we want to change something halfway through?

How an agency answers the first question tells you a lot. A team that suggests cutting scope is thinking about your outcome. A team that agrees to everything is thinking about the invoice. Our 12 questions to ask before hiring an agency go deeper on the call itself.

Three mistakes when comparing proposals

Comparing price before scope

A lower price for a smaller scope isn't a saving. Line up what's included first, then compare.

Rewarding the longest document

A long proposal can still be vague. Look for specifics about your project, not pages about the agency.

Ignoring the pricing model

A fixed price and an hourly estimate carry different risks, even at the same number. Fixed price vs time and materials explains which risk you're taking on.

If two proposals score the same

Ask both for a small, paid first phase, such as scoping or the first milestone. Working together for a few weeks tells you more than any document. Choose the team that asks better questions and shows working software sooner.

What we cover on a scoping call

Our proposals follow a scoping call, not a form. We go through your workflows, then send a written scope with what's in, what's out, milestones and the team, so you can score it against anyone else's. The commercial terms come with that written scope.

FAQ

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Want a proposal you can score against the others? Book a free scoping call.