Six Sigma Consultants on Calendly pay $12/month — $144/year. Over three years, that's $483. Nexa is $279 once. Break-even runs about 23.3 months. The median Six Sigma Consultant earns $55,000/year, so Calendly's annual cost is roughly 0.3% of typical revenue — every year, forever.
That's $483 gone. And you don't own anything. Stop paying, lose access.
You're not the only one who's had enough.
Six Sigma Consultants face unique challenges: Trusting the data when a gauge R&R shows the measurement system itself is most of the variation. Keeping a DMAIC project moving through its phase gates when the client's belt loses momentum. Coaching client Green Belts through their projects without doing the analysis for them. Holding the gains in the control phase after the project officially closes. On top of all that, Calendly charges $12/month ($144/year) — money that comes directly from your revenue. The median Six Sigma Consultant earns $55,000/year. Software at $144/year is a meaningful percentage of that income, every year, forever. And you do not own anything.
Your Minitab or statistical analysis software is yours. You bought it once. Nexa works the same way — $279 once for invoicing, scheduling, CRM, time tracking, and full accounting. All connected. All offline-capable. You own it like you own your tools.
Calendly is just one piece. What else are you losing money on?
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Your exact Calendly cost, full stack total, and what switching saves. 10 seconds.
| Feature | Calendly | Nexa |
|---|---|---|
| Invoicing | ✓ | ✓ |
| Scheduling | ✗ | ✓ |
| CRM | ✗ | ✓ |
| Time Tracking | ✗ | ✓ |
| Full Accounting | ✗ | ✓ (SIMPL) |
| Task Management | ✗ | ✓ |
| Price | $12/mo forever | $279 once or 3 × $99 |
| 3-Year Cost | $483 | $279 |
| Stop paying? | Lose everything | Keep everything forever |
Most six sigma consultants are fully switched before the weekend.
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A Six Sigma consultant fights variation with data, and the day swings between the floor and the spreadsheet. Defining a project means pinning down a charter with the client: the problem in measurable terms, the baseline defect rate, the goal, and a real dollar figure to justify the work. Then comes measure, which often surprises the client, because before trusting any data the consultant runs a gauge R&R and frequently finds the measurement system is so noisy that operators measuring the same part get different answers, meaning the first fix is the gauge, not the process. Analyze is heads-down time in Minitab, hunting for the vital few causes with Pareto charts, hypothesis tests, and capability studies that separate signal from noise. Improve is back on the floor, piloting a change and confirming with data that it actually moved the metric. Much of the role is coaching: the consultant is usually mentoring the client's own Green and Black Belts, resisting the urge to just do the analysis and instead teaching them to read a control chart and defend a conclusion. The quiet killer is the control phase, where the project closes, attention drifts, and without control charts and response plans the defect rate creeps back. So the consultant builds the monitoring in and returns to verify the process is still in control.
Real six sigma consultants near you who run their business on Nexa — book directly, no platform fee. Are you a six sigma consultant? Post your business and get found in your area — $2.99 one-time. Or browse every six sigma consultant on Nexa →
For solo operators and small teams (1-5), yes. Nexa includes invoicing, scheduling, CRM, time tracking, task management, and full accounting. Calendly may be better if you have a large team (10+) or need enterprise-specific features.
It's $7.75/month over 3 years. Calendly is $12/month — that's $483 over 3 years. Which is more? And if you'd rather split it, Nexa is also available as 3 payments of $99.
Yes. Nexa is $279 as a one-time payment, or 3 payments of $99 ($297 total). Either way it's a one-time purchase — no subscription, no recurring fees ever.
30-day money-back guarantee. Full refund. If Nexa doesn't save you $500 in year one, you get every penny back.
Export your data from Calendly as CSV, import into Nexa in about 5 minutes.
The average solo operator there spends about $2,520/year on software — and Six Sigma Consultant face their own version of that math. WA state licensing requirements apply.
Numbers reflect typical solo operators in the Vancouver metro. Your situation will vary.
Specific gaps Six Sigma Consultants run into with Calendly, and what Nexa does instead.
$483 over 3 years. Or $279 once (or 3 × $99). Own your tools.
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