Nutshell

Nutshell's distinguishing decision is granularity. Where most of this category offers three tiers and hopes you round upward, it publishes five, from US$13 up to US$79 a seat a month, so the gap between what you need and what you buy stays narrow. Annual billing takes several dollars a month off each of them.

Alongside that sits a commitment stated in plain language on the pricing page: no seat minimums and no maximums. That matters more than it sounds. Several products in this field will not sell fewer than three or five licences, which quietly doubles the bill for a team of two, and Nutshell has removed that arithmetic entirely.

Scale headroom runs further than the price implies — federated login and a logged history of edits, on top of that absent seat minimum. The cost is cognitive rather than financial. Five tiers, each with a different combination of capability, plus separately-billed add-ons, is a lot of comparison to do before you can price a decision — and the vendor publishes a cost calculator precisely because the answer is not obvious. Single sign-on, an audit log, quoting and documented migration are all present; working out which rung each one sits on is the work.