Wellput vs Radar Lab know which newsletters work first.
Wellput runs pay-per-click newsletter campaigns for you. Radar Lab helps brands pick the newsletters that reach their buyers, with the real ad as proof.
No card needed. Facts about Wellput checked on wellput.io, November 4, 2026.
Sells the ad
The newsletter
Has the readers, sends the issues, sells the sponsor slots.
Buys the ad
Your brand
Needs buyers, and decides which newsletters get the budget.
Radar Lab has recorded 9,100+ sponsorships across 4,700+ newsletters, each with the real ad and date.
Bring proof to your proposal.
Wellput's managed service starts by asking about your goals, your audience and the sponsorships you've run before. Radar Lab shows you that history for your whole market, so you start with a sharper brief.
- In Radar Lab See your market Where your competitors sponsor, with the real ads and dates.
- In Radar Lab Spot the comebacks The newsletters brands paid for again and again.
- In Radar Lab Find the open lanes Good-fit newsletters no competitor has sponsored yet.
- On Wellput Brief your campaign Share the list with Wellput, or book the best ones directly.
Comebacks are the signal to bring: 46% of brand and newsletter pairings in Radar Lab ran more than once. Radar Lab data, November 2, 2026.
Wellput vs Radar Lab, side by side.
Wellput is a managed newsletter sponsorship service for brands, paid per click, across 1,000+ newsletters. Here's how it lines up for a brand choosing where to sponsor.
| Feature | Wellputwellput.io | Radar LabBuilt for brands buying sponsorships |
|---|---|---|
| Built for | Brands that want a managed, pay-per-click service | Brands and agencies buying newsletter sponsorships |
| How you buy | Wellput proposes, books and optimizes the campaign | You pick, then book directly or anywhere else |
| Which newsletters | 1,000+ newsletters in Wellput's roster | Any of 4,700+ newsletters, on any platform |
| Who chooses | Wellput tests audiences and moves budget to what gets clicks | You, with newsletters ranked by fit |
| Past sponsors | Not shown on its public pages | Every sponsor, with the real ad and the date it ran |
| Price | Pay per click; from $5k a campaign, or $25k over 3 months | $49 a month, or $299 a year (founding price) |
| AI assistants | Not mentioned on its site | ChatGPT, Claude and Grok Bot |
Based on wellput.io as of November 4, 2026. Tools change; if something here is out of date, tell us at hello@partnershipintel.com and we'll fix it.
Fair to both. Here's the honest version.
What Wellput does well
- You only pay for clicks, up to a maximum price you set.
- Budget moves quickly to the newsletters that perform.
- Very little work: outreach, booking, ads and reporting are done for you.
Where Radar Lab is different
- You can explore the whole market yourself before spending anything.
- It shows every sponsor with the real ad and date, including your competitors.
- It flags good-fit newsletters no competitor has sponsored yet.
- No minimum spend: book a single slot directly to test a newsletter first.
Should you pick Wellput or Radar Lab?
It mostly comes down to which side of the sponsorship you're on.
If you want a booking marketplace
Pick Wellput
- You have $5k or more and want someone to run pay-per-click newsletter campaigns for you.
- You care most about cost per click and want budget moved for you.
If you buy newsletter sponsorships
Pick Radar Lab
- You want to choose newsletters yourself, with proof of who sponsors them.
- You want to test one or two newsletters before a bigger commitment.
Can you use both? Yes. Wellput asks about the sponsorships you've run before. Radar Lab shows your whole market's, so bring that list to your proposal, and book the newsletters that matter most directly.
Questions about Wellput and Radar Lab
Something else? Email hello@partnershipintel.com, or read what Radar Lab is.
Wellput is a managed newsletter sponsorship service for brands. You share your goals, audience and past sponsorships, it sends a proposal, then it handles outreach, booking, ads and reporting. You pay per click.
Wellput's site says it uses a pay-per-click price with no rate card: you set a maximum price per click. A one-off campaign starts at $5k over 2+ weeks, and its recurring plan is $25k over 3 months.
Wellput proposes newsletters and tests audiences, then moves budget to the ones that perform. With Radar Lab you choose each newsletter yourself, ranked by fit, and see who sponsored it before.
If you want to pick newsletters yourself and book directly, yes. If you want someone to run the whole campaign and pay per click, Wellput does that and Radar Lab doesn't, and the two work well together.
No. Radar Lab doesn't sell placements or take a cut. You get the newsletter's contact and a ready-to-send email, then book directly or through a service like Wellput.
Find the newsletters that reach your buyers, before your competitors do.
Add your website. Radar Lab ranks newsletters by fit, flags the ones no competitor has sponsored yet, and shows the real ads others ran there.
Try Radar Lab free for 5 days No card needed. Then $49 a month, or $299 a year at the founding price.