A small employer buying a timeclock for the first time faces a market built for much larger organisations, and the useful discipline is deciding the order of purchase. Get the record right first, the correction path second, and the payroll join third. Everything else can wait until a specific problem appears.
First, decide terminal or app
This single choice removes most candidates. A fixed entrance and people who do not carry phones points to a terminal; work that starts at a customer address points to an app. Many small employers need both, and if you do, say so at the first demonstration rather than the third, because the products that run both against one record are a smaller set.
Second, test correction rather than capture
Every product captures a punch. The weekly work is fixing the ones that were missed, and that is where products differ by a factor of several. Run a trial with a deliberately missed punch and count the steps to put it right. Whoever will do that job should be the person who tries it.
Third, prove the export before you sign
Get a file out of the trial and put it through your actual payroll process. If payroll sits with an accountant, this is the first question rather than the last, because their software constrains the shortlist harder than any feature comparison will and finding that out afterwards is a familiar annoyance.
Questions people ask about timeclock for small business
What should we not buy yet?
Scheduling, biometrics and analytics. Each is easy to add later and each adds configuration to the person who is already stretched.
How long should the trial be?
A full pay period including a weekend and at least one awkward shift. A clean week proves nothing you did not already assume.
Who should choose it?
Whoever will fix the missed punches. They will use it more than anybody else and their objections are the accurate ones.