$30 to $60

Only the direct licence is perpetual; the Mac App Store version is a subscription that stops working

The cheap $12 tier stops getting updates after two years; $26 buys the one that never does

The one-time unlock covers today's features plus one year of new ones, not everything after that

Three-way merge is Pro only, so the $35 Standard edition will not serve as a git merge tool

Updates stop after one year unless you renew at $19; the version you own keeps working

The free tier is deliberately basic — the actions worth having sit behind the $35 Pro licence

Major versions are a separate $15 purchase, though new ones come along rarely

Major versions are a paid upgrade, currently $25, and arrive roughly every couple of years

HoudahSpot 7 will be a paid upgrade; a version 6 licence covers 6.x releases only

The buy page never says how long updates last, so treat a version 3 as a likely paid upgrade

No free trial — you pay first and rely on the 30-day refund if it turns out not to be for you

The iPhone app is a separate $7.99 purchase, and the Mac licence covers two Macs

Major versions are a paid upgrade, $9.95 to $19.95, roughly every five to seven years

Lifetime lasts as long as the company keeps shipping blocklist updates

The iPhone and iPad app is a separate purchase from the Mac one

Filtering only happens while your Mac is awake, so your iPhone sees unfiltered mail first

Major versions are a separate $20 upgrade, roughly every few years

A much older licence pays again for each new major version, discounted at best

A future Transmit 6 would be a separate purchase, as the jump from 4 to 5 was

Each major version is a separate purchase — the upgrade to SoundSource 6 costs $25

Updates stop eighteen months after purchase unless you pay a discounted renewal

The licence never expires but includes only 18 months of updates

The $49.99 unlock is an in-app purchase, and separate iOS-only unlocks are sold alongside it

CCC 8 will be a paid upgrade, discounted for existing owners

Syncing to another Mac properly wants ChronoAgent, a separate $19.99 purchase

Only works as well as an app's accessibility support; some Electron apps expose almost no labels

Each platform is a separate purchase, and major versions may cost extra

The one-time build is drifting behind the subscription one, which gets the Warp Tool exclusively

Each platform is a separate purchase — the iPhone app is another $9.99

Basic buys Typinator 10 only; the next major version is a separate paid upgrade

Major versions are a paid upgrade, historically 50% off if you already own one

The next major version costs 40% of what you paid; your licence stops before it

One Mac per licence, and updates stop after a year unless you pay half price again

Major versions are a separate paid upgrade, at about half price for existing owners

Updates stop after one year unless you pay $25 a year; your version keeps working

Major versions are paid upgrades, currently $29.99 to $39.99 every couple of years

Nothing on the site promises free major upgrades, so a paid version 3 is possible

Scrivener 4 will be a new purchase, at a discount for owners of 3

Editing and Sharing unlock separately; both together is $79.99, not $59.99