free tools
Free tools for AI voice agencies.
Calculators, generators, and decision aids built by operators who run real AI voice agencies. No email gate. No signup. No upsell on the page. Just the tool.
/ calculator
Agency Hiring Breakeven Calculator
Your first hire is paid out of gross profit, not revenue, and not for months. See the payback month, the clients it takes, and the cash you need to survive the gap.
Open the tool →/ calculator
Multi-Client Margin Dashboard
Your whole book in one view. Blended gross margin, what each client contributes after carrying its share of fixed tools, and the client count where overhead stops hurting.
Open the tool →/ calculator
Speed to Lead Revenue Calculator
What a 60-second callback beats. See the revenue you lose while inbound leads wait, the contact-rate decay curve, and payback on a 24/7 agent.
Open the tool →/ calculator
Effective Hourly Rate Calculator
What each client really pays you per hour once you count onboarding and monthly management, and how much retention and automation lift that rate.
Open the tool →/ calculator
Lead to Client Calculator
How many leads and discovery calls it takes to sign your next voice client, which funnel stage is weakest, and what one client really costs.
Open the tool →/ calculator
CAC Payback Period Calculator
How many months a new client takes to repay what it cost to win them, plus LTV, your LTV:CAC ratio, and the margin that halves the wait.
Open the tool →/ calculator
Agency Price Increase Impact Calculator
Thinking about raising client prices? See net MRR change after churn, your break-even churn rate, and how many clients you can afford to lose.
Open the tool →/ calculator
Voice Vendor Price Hike Exposure Calculator
Your vendor raises the per-minute rate and your client price is locked. See profit at a 25, 50 or 100 percent hike, plus your break-even rate.
Open the tool →/ calculator
AI Voice Agency Runway Calculator
How many months of cash do you have? Simulate runway with real growth: months left, break-even month, cash at break-even, and the trough in between.
Open the tool →/ calculator
AI Voice Agency Setup Fee Calculator
What should you charge to onboard a client? Enter build hours, complexity, and vertical for a defensible setup fee anchor, a negotiating range, and the cost of waiving it.
Open the tool →/ calculator
Client Churn Cost Calculator
What is losing clients really costing you? Enter client price, churn rate, and CAC for annual revenue lost, replacement spend, MRR drag, and the ROI of halving churn.
Open the tool →/ calculator
Voice AI Agency Valuation Calculator
What is your voice agency worth? Enter MRR, gross margin, churn, and client count for a churn-adjusted valuation range plus the two levers that move it most.
Open the tool →/ calculator
Retell vs Vapi vs Hermes Cost Calculator
The per-minute rate is not the whole bill. Compare the true monthly cost of a Retell or Vapi stack against Hermes all-in, plus your annual savings.
Open the tool →/ planner
AI Voice Agency Capacity Planner
Sales is not what caps a solo agency, management time is. Find your real client ceiling, the month to hire, and the hours Hermes hands back.
Open the tool →/ grader
Voice AI Stack Overpriced Grader
Grade your voice AI stack A to F. See your estimated monthly overspend, cost per client, and the one fix that widens your margin.
Open the tool →/ calculator
Missed Call Cost Calculator
Every unanswered call is a customer calling your competitor. See the monthly and annual cost of missed calls, and how much a 24/7 AI receptionist recovers.
Open the tool →/ calculator
Voice AI True Cost Per Minute Calculator
The advertised rate is one invoice of five. Add telephony, the model, the voice layer, and dev time for your true blended cost per minute and annual overpay.
Open the tool →/ calculator
Voice Agency Income Goal Calculator
How many clients to hit your monthly income goal? See the client count, net new to sign, churn drag, and the months to get there at your pace.
Open the tool →/ calculator
Voice AI CSAT Impact Estimator
Model how AI answering, handoff rate, and post-call follow-up move your customer satisfaction. See a projected CSAT and a recommended escalation trigger set.
Open the tool →/ calculator
AI Receptionist vs Human Cost Calculator
Put a fully loaded front-desk salary next to a 24/7 AI answer desk. See monthly savings, the coverage gap, and whether AI-first, hybrid, or a human fits.
Open the tool →/ calculator
Outbound Dialer Capacity Calculator
Turn daily dials into peak concurrent lines, live connect rate, the phone numbers to rotate, and monthly minutes for an AI voice campaign.
Open the tool →/ calculator
Knowledge Base Sizing Calculator
How many knowledge bases your agents need per client, what they cost monthly, and how many tokens hit context on a grounded answer.
Open the tool →/ calculator
White-Label Cost Calculator
What branded client portals really cost to build and maintain for 12 months, next to Hermes where white-label is included at every plan.
Open the tool →/ quiz
AAA Student Day-1 Stack Picker
Finished the AAA videos? Answer four questions (capital, hours, technical comfort, vertical) and get a ranked, honest day-1 starter stack plus a 30-day plan.
Open the tool →/ calculator
Home Services Voice AI ROI Calculator
Plumbing, electrical, cleaning, or pest control: what missed calls cost in first-year revenue, including repeat visits, and what a 24/7 AI answer desk recovers.
Open the tool →/ calculator
HVAC Voice AI ROI Calculator
Put a dollar figure on missed HVAC service calls, including the peak-season surge. Recovered jobs, annual revenue, ROI multiple, and payback period.
Open the tool →/ calculator
Mortgage Broker Voice AI ROI Calculator
Price slow lead follow-up and status-call overload for a mortgage shop. Leads recovered, extra funded loans, and commission added per year.
Open the tool →/ calculator
Insurance Agency Voice AI ROI Calculator
Price routine service-call deflection and silent renewal lapses. CSR hours freed, renewals retained, and commission added per year.
Open the tool →/ calculator
Real Estate Voice AI ROI Calculator
Price what slow lead response costs a real estate team. Qualified-lead lift, extra closings, GCI impact, and agent hours saved with instant AI response.
Open the tool →/ calculator
Dental Practice Voice AI ROI Calculator
Price the new-patient calls a dental front desk misses. Revenue recovered by a 24/7 AI receptionist, no-show savings, ROI, and payback in days.
Open the tool →/ calculator
Voice Agent Handoff Rate Estimator
Estimate your voice AI handoff rate by vertical and agent scope, plus the monthly human hours and the staffing model that fits.
Open the tool →/ calculator
After-Hours Revenue Recovery Calculator
See the after-hours missed call revenue your business loses every month, and how much a 24/7 AI voice agent recovers, in dollars.
Open the tool →/ calculator
Voice AI Concurrency Calculator
Enter your peak concurrent calls to size telephony channels, calls-per-second, the outbound number pool, and the LLM rate limits your tier must clear before launch.
Open the tool →/ calculator
Voice AI LLM Cost Calculator
Compare GPT-4o, GPT Realtime, Claude, and Gemini cost per call and per month for your AI voice agent. See how prompt size and caching move your bill.
Open the tool →/ generator
Voice Agent Persona Generator
Enter your business, vertical, and tone to generate a complete AI voice agent persona: voice, opening line, vocabulary, escalation, and sign-off.
Open the tool →/ generator
AI Voice Agency Name Generator
Pick your vertical, tone, and naming style to get 10 brandable agency name ideas with taglines and domain tips. Break the blank-page stall and pick a name today.
Open the tool →/ generator
AI Voice Agency Cold Email Generator
Pick your target vertical and offer to get three ready-to-send cold email scripts with subject lines. Built to book local-business prospects on your AI voice service.
Open the tool →/ generator
TCPA Consent Language Generator
Pick your use case and state to generate ready-to-paste opt-in language for AI voice and SMS. Matches prior express written consent rules so consent exists before you dial.
Open the tool →/ quiz
Should You Start an AI Voice Agency? Quiz
Answer 5 honest questions on capital, time, sales, and skills to get a go/no-go readiness score, a recommended first vertical, and a first-90-day plan.
Open the tool →/ calculator
AI Voice Agency Platform Pricing Calculator
Enter your client count and minutes to find the right Hermes plan, your included minutes, projected overage, and true total monthly cost. Sized for the lowest bill.
Open the tool →/ calculator
AI Voice Agency Migration Cost Calculator
Add up Vapi/Retell, GHL, Zapier, Twilio, and dev hours, then see your Hermes cost, monthly savings, dev hours saved, and payback period in days.
Open the tool →/ calculator
AI Voice Agency Pricing Calculator
Stop guessing what to charge. Enter vertical, use case, and minutes to get a defensible monthly retainer, setup fee, overage rate, and your gross margin.
Open the tool →/ calculator
A2P 10DLC Cost Calculator
See what SMS registration really costs your agency. Enter brands, campaigns, and message volume — get one-time fees, monthly carrier costs, and a first-year total.
Open the tool →/ calculator
Voice AI ROI Calculator
Show a local business what an AI receptionist recovers from missed calls. Enter their numbers — get recovered revenue, ROI, and payback in seconds.
Open the tool →/ quiz
AI Voice Agency Stack Quiz
Answer 10 questions and get an honest stack recommendation — the right platform, plan, and tools for your client count, budget, and growth.
Open the tool →/ calculator
TCPA Penalty Risk Calculator
Estimate your annual TCPA statutory exposure from outbound call volume, consent rate, and state — then see the compliance steps that shrink it.
Open the tool →/ generator
AI Voice Agent Prompt Generator
Pick a vertical and call type. Get a production-grade voice agent prompt — greeting, qualifying, handoff triggers, and post-call summary — ready to paste.
Open the tool →/ calculator
Voice AI Margin Calculator
Side-by-side gross margin across Hermes, VAPI, Retell, Synthflow, and DIY. Enter your pricing and minutes — see your profit per platform in seconds.
Open the tool →