01
The play
The exact mechanic: channel, copy, funnel, and cost. Specific enough to sketch on Monday and ship by Friday. Never a vague theme.
The growth newsletter for people who ship
One tested growth tactic. Every week. With receipts.
MAXRadius is the free weekly newsletter for founders and small teams building software products. We run every tactic on our own launches first, so you get the play, the real numbers, and a verdict you can act on.
Free forever One 4-minute read a week Unsubscribe in one click
The format
Every issue answers three questions. In four minutes.
02
The numbers
What happened when the tactic actually ran, on our own products, our own launches, or a run we can verify. Our dashboards, not stock screenshots.
03
The verdict
Should you run it? Who it works for, who it doesn't, and the failure modes that burn budget. When a tactic flops, we say so.
Built in public
We're the test subject.
MAXRadius is built by a team shipping its own software products in public, and this newsletter grows on the same tactics it reports. Every issue can pair the play with a first-party result, because we ran it on ourselves first.
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No recycled listicles. Every tactic passes a four-question filter before it earns an issue.
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Failures included. A documented "this didn't work" saves you more budget than ten wins.
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Founding-reader era. Subscribe now and you're reading from issue one. The experiments start with you watching.
This week's play
Buy the domain that finishes your hook
The play
If your product has a strong promise, register a domain that says it back, then make it the destination URL in every ad you run. The URL becomes part of the message.
The numbers
Costs about $10 a year. Ships in an hour. We report our own run (spend, clicks, and conversions) exactly as it happened.
The verdict
Worth running if your ads lean on a single clear promise, but there's one trap that quietly wastes the entire...
From the blog
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Jul 28, 2026
The four-question filter that kills 90% of growth advice
Most growth tactics you save from social media never deserve a slot on your roadmap. Here's the four-question filter we run every tactic through before it earns a place in a MAXRadius issue.
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Jul 24, 2026
Three growth tactics you can ship this week (with the traps to avoid)
Dedicated ad domains, competitor keyword bidding, and 14-day raffles. Three tactical growth plays a small software team can ship in under a week, with mechanics, costs, and failure modes.
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Jul 21, 2026
Welcome to MAXRadius, where growth tactics come with verdicts
MAXRadius is a free weekly newsletter for founders and small teams building software products. One tested growth tactic per issue, run on our own products, reported with real numbers.
Expand your radius.
The next tested tactic, with the numbers and the verdict, lands this week. Be reading when it does.
Free forever One 4-minute read a week Unsubscribe in one click