One good lead. Pays for itself.

Simple, transparent pricing.

Everything you need to find sites before they're listed. Free for 7 days. No card. No commitment.

Available Now
Tier 1
£99
Less than one hour of consultant time. Cancel anytime.
  • ✓59,000+ London development sites
  • ✓Daily HOT leads — top 50 reshuffled each morning
  • ✓Heat scores: HOT, WARM, APPROVED, COLD
  • ✓Planning history & refusal signals
  • ✓Dissolved company & director data
  • ✓Site scoring — 0–100 priority rank
  • ✓Postcode & heat filter search
  • ✓Bookmark & annotate sites
Upgrade to Tier 1 →
Available Q2 2026
Tier 2
£295
per month · launching Q2 2026

Let AI monitor, brief, and prepare your London deals. Launching Q2 2026.

  • ◎Everything in Tier 1
  • ◎AI deal briefs for every HOT site
  • ◎Direct outreach templates
  • ◎Priority alerts via SMS & email
  • ◎API access
Join the Waitlist →
Frequently asked questions
How does the free trial work?
When you are approved for early access, you receive 7 days of full Tier 1 access at no cost. No credit card is required. At the end of your trial you will need to upgrade to continue.
How do I upgrade?
Click the Upgrade to Tier 1 button above — you'll be taken to a secure Stripe checkout. Once payment is confirmed your account will be activated within 24 hours.
How fresh is the data?
DevSource scrapes new planning applications and company data every morning at 6am. Your dashboard always reflects the latest data from London planning portals and Companies House.
What areas does DevSource cover?
All London boroughs — from EC1 to TW, E1 to UB, and everywhere in between. All 59,000+ tracked sites are within Greater London.
Can I cancel anytime?
Yes. No long-term contracts. Email us and we will cancel your subscription with no further charges from the next billing date.