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Connect your data.
Pipe Shopify, Stripe, Klaviyo, HubSpot — and 350+ more — straight into WasteNot. API keys only, no engineers needed.
Shopify
Stripe
Klaviyo
HubSpotAd Exclusions that Finally Work
WasteNot filters out past buyers so your ads only reach new customers—lowering CAC and fueling growth.
Trusted by 100+ leading DTC growth teams
Your Ad Platforms Are Broken
(We Fix Them)
Meta's exclusions fail, customer data is scattered across platforms, and you're burning budget on people who already bought.
Stop wasting budget on customers who already bought. Our exclusions focus every dollar on new audiences to cut acquisition costs.
Lower Customer Acquisition Cost
Stop wasting budget on customers who already bought. Our exclusions focus every dollar on new audiences to cut acquisition costs.
Scale with True New Customer Focus
Increase spend safely with automation that covers every campaign and manages Advantage+ and platform constraints to target net-new buyers.
Set It and Forget It
Connect your data sources once and our system automatically updates exclusions daily. No manual list uploads, no technical maintenance—just continuous protection against wasted spend.
10-Minute Onboarding. Zero Code. Zero Upkeep.
Link 350+ platforms in minutes, define your do-not-target rules, and WasteNot keeps exclusions synced on every campaign, all the time.
350+ Data Source Connections
Connect Shopify, Stripe, Klaviyo, HubSpot, and 350+ other platforms in minutes with simple API key setup.
Set Your Exclusion Rules Once
Tell us who you don't want to target, like past customers or recent visitors, using a simple point-and-click interface.
We Handle All Your Campaigns
Choose which ad campaigns get protected and we automatically apply exclusions across Meta, Google, and everywhere you advertise.
Works 24/7 in the Background
Exclusions update automatically every day, so you stop wasting money on the wrong people without ongoing work from your team.
Real brands. Real results.
Explore all case studies43%
Increase in new customer orders
26%
Increase in percentage new customer orders
59%
Decrease in spend on existing customers
“WasteNot is the only tool we've found that actually excludes existing customers. It gave us control of our ad spend and confidence that every dollar was going toward new customer growth.”
40%
Decrease in nCAC
60%
Increase in incremental revenue from new customers
5
Achieved results in 5 days from account activation
“WasteNot has made a huge difference for us. If you struggle with this exclusion issue (and most brands do), it's definitely worth a shot.”
69%
Increase in new customers
68%
Increase in the percentage of new customer purchasers
82%
Share of new customer purchases after activation
“Knowing that we can increase our reach on new customers solely by adding this software for one purpose — it's a beautiful niche WasteNot provides.”
26%
Increase in NCROAS
24%
Decrease in nCAC
“WasteNot has been a game changer for us. We've really seen all metrics improve from new customer percentage to profitability to email list growth. You name it.”
A very short
handbook.
Three steps. Ten minutes. Zero upkeep.
Bring your customer data together.
ShopifyStripeKlaviyoHubSpotDecide who stays out of your ads.
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Set your rules.
Point-and-click the audiences you never want to pay to reach again. Past buyers, recent visitors, email subscribers, VIPs — any combination, all in seconds.
Exclude people who match
Past buyers
Email subscribers
VIP customers
Keep exclusions working every day.
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Protect every campaign.
Choose which campaigns get protected. WasteNot keeps your exclusions synced across Meta, Google, and every channel you advertise on — automatically, every day.
MetaDaily sync
Google AdsDaily syncWall of Love
Read more customer stories“We've seen all metrics improve from new customer percentage to profitability to email list growth.”
MOMatthijs Otterloo
CEO, HEYSHAPE
“We had tried a bunch of things before that either didn't work or kind of worked. WasteNot definitively worked.”
NLNate Lagos
Head of Growth
“Knowing that we can increase our reach on new customers solely by adding this software for one purpose and one purpose only — it’s this beautiful niche that WasteNot provides.”
MFMatt Fey
Marketing Director, Portland Leather Goods
“It gave us control of our ad spend and confidence that every dollar was going toward new customer growth.”
CMColby McDermott
VP of Acquisition, Cozy Earth
“Prior to WasteNot, about 60–70% of our incremental revenue came from new customers. After launching, that jumped to 96%.”
CPCody Plofker
CMO, Jones Road Beauty
“Ensuring we see real growth from our ad spend instead of rebuying the same customers over and over. The impact on our growth has been unbelievable.”
DMDario Markovic
CEO, Eric Javits
Frequently Asked Questions
Still have questions? Email info@wastenot.io.
WasteNot is an easy-to-use ad optimization tool designed to help advertisers easily activate dynamic exclusion audiences for Meta and Google ad campaigns, optimizing ad spend and improving campaign performance by eliminating wasted ad spend across all campaigns.