Starter
$24.95 / month
30 included calls per month.
$1.50 per additional call.
Upfirst vs KaiCalls
Compare the calls included, then the monthly bill.
A low starting price is only part of the choice. Compare the call allowance, what counts toward it, and what happens when you use more. Then check that the service fits your own phone routine.
Calls
Upfirst counts calls
Its monthly plans include a call allowance and a charge for each additional call.
Plans
KaiCalls options below
Read each plan name, price, and allowance together before choosing.
USD
Monthly prices shown
Annual terms are different. Confirm the current quote before buying.
Upfirst: included calls plus an additional-call charge.
These are the monthly USD figures on Upfirst's pricing page, checked 30 October 2026. Annual prices are not used in these cards.
Premium
$59.95 / month
90 included calls per month.
$1 per additional call.
Pro
$159.95 / month
300 included calls per month.
$0.75 per additional call.
Scale
$299 / month
600 included calls per month.
$0.70 per additional call.
Confirm the Scale quote
Upfirst's pricing page lists Scale at $299 per month. Its help FAQ lists $299.95. The Scale card follows the pricing page; confirm the price with Upfirst before buying.
Sources checked : Upfirst pricing and Upfirst pricing FAQ.
KaiCalls: choose an allowance for your secretary.
Compare each allowance with your expected calls. These options differ from the Upfirst plans above.
Kai Backup
$10/mo
~20 Kai-answered calls/mo
Kai Line
$79/mo
~170 Kai-answered calls/mo
Kai Office
$349/mo
~800 Kai-answered calls/mo
There are no per-minute overage charges. Your plan includes an expected monthly call allowance. If your call volume stays higher, we recommend the next plan and notify you before anything changes. You can choose to keep your current plan, and we move you back down if volume drops.
Use your expected call volume to compare plans. A lower monthly price does not mean a smaller allowance will cover your calls. See all KaiCalls plans and terms.
Check counting rules and charges before comparing totals.
Use the billing period and call definitions that apply to the plan you are considering.
Which calls count?
Upfirst says spam, calls under 15 seconds, and calls where the caller never speaks are not billed. Read the KaiCalls allowance labels above to check what is included. Do not assume the two counts are interchangeable.
Monthly or annual?
Upfirst's help FAQ says annual plans use a yearly call bucket. A monthly equivalent shown for annual billing is not the month-to-month price. Read the annual commitment and refund terms before choosing it.
More than one receptionist?
Upfirst lists each additional agent at $9.95 per month. Its help FAQ says each needs its own number, while calls share the plan allowance. Include that charge when comparing a setup for more than one business or location.
Already have a business number?
Check your current provider's forwarding options before changing your phone routine. You can also publish your Kai number directly; forwarding is optional.
Read the landline and VoIP guideChoose the plan behind the price.
Compare your expected calls, any extra receptionist charges, and the billing period. Confirm Upfirst's current quote, or review KaiCalls pricing for the plan that fits your phone routine.
Review KaiCalls pricing