SponsorGap vs Radar Lab for brands, not creators.
SponsorGap helps creators find sponsors. Radar Lab helps brands pick the newsletters that reach their buyers, with the real ad as proof.
No card needed. Facts about SponsorGap checked on sponsorgap.com, November 2, 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 8,900+ sponsorships across 4,700+ newsletters, each with the real ad and date.
Same data, opposite questions.
SponsorGap and Radar Lab both read who sponsors which newsletters. What they do with it is the difference.
“Which brands will pay to sponsor my newsletter, and who do I email?”
“Which newsletters will actually pay off for my brand, before my competitors get there?”
46% of brand + newsletter pairings ran more than once
The strongest sign a newsletter works is a brand coming back. In Radar Lab's data, 46% of brand and newsletter pairings ran more than once, and 51% of brands went back to at least one newsletter. That's the signal Radar Lab ranks on. Radar Lab data, November 2, 2026.
SponsorGap vs Radar Lab, side by side.
SponsorGap is a sponsorship database that started as a way for newsletter creators to find brands to pitch, and now also has tools for brands. Here's how it lines up for a brand choosing where to sponsor.
| Feature | SponsorGapsponsorgap.com | Radar LabBuilt for brands buying sponsorships |
|---|---|---|
| Built for | Newsletter creators first, plus a brand view | Brands and agencies buying sponsorships |
| Main job | Find brands to pitch and the person who controls the budget | Decide which newsletters are worth sponsoring |
| Covers | Newsletters, podcasts and YouTube | Newsletters only |
| Data it shows | Says 72k+ sponsorships and 25k+ brands, with contacts | 4,700+ newsletters, 8,900+ sponsorships, 1,800+ brands, each sponsor with the real ad and date |
| Public pricing | $39, $89 or $199 a month (publisher plans) | $49 a month, or $299 a year (founding price) |
| Free trial | 7 days | 5 days, no card |
| AI assistants | Claude, with an API key | ChatGPT, Claude and Grok Bot |
Based on sponsorgap.com as of November 2, 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 Tools change; if something here is out of date, tell us at hello@partnershipintel.com and we'll fix it.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 SponsorGap does well
- A large sponsor database across newsletters, podcasts and YouTube.
- Verified contacts for the person who controls a brand's budget, which is what creators need to pitch.
- Extras for sellers like a funding radar, an outreach pipeline and an ad marketplace.
Where Radar Lab is different
- Every sponsor Radar Lab shows comes with the actual ad and the issue date, so you can check the proof yourself.
- Newsletters are ranked by fit for your buyers, starting from your website, and flagged when no competitor has sponsored them yet.
- You see where your competitors sponsor and which newsletters they keep paying for, with alerts when they try somewhere new.
- One public price for brands, and it works inside ChatGPT, Claude and Grok Bot.
Should you pick SponsorGap or Radar Lab?
It mostly comes down to which side of the sponsorship you're on.
If you sell newsletter sponsorships
Pick SponsorGap
- You run a newsletter, podcast or YouTube channel and want brands to pitch.
- You need sponsor contact details and outreach tracking.
If you buy newsletter sponsorships
Pick Radar Lab
- You're a brand or agency deciding where to spend on newsletter sponsorships.
- You want proof for each sponsor before you book, and a short list that fits your buyers.
Can you use both? If you buy sponsorships, you don't need a tool built for sellers. Radar Lab covers the whole buying decision: which newsletters fit your buyers, who sponsored them before, and the real ads they ran.
Questions about SponsorGap and Radar Lab
Something else? Email hello@partnershipintel.com, or read what Radar Lab is.
Mainly for newsletter creators and publishers: its homepage leads with finding brands to pitch, and its public plans are for publishers. It has also added a brand view. Radar Lab is built only for brands and agencies buying sponsorships.
SponsorGap helps creators find sponsors and reach them. Radar Lab helps brands decide which newsletters to sponsor, with the real ad and date behind every sponsor it shows and a ranking based on fit for your buyers.
No. Radar Lab focuses on newsletters only, which is where it reads every issue and records the ads inside.
SponsorGap's publisher plans are $39, $89 or $199 a month. Radar Lab Pro is $49 a month, or $299 a year at the founding price, with a 5-day free trial and no card needed.
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.