OpenPhone vs Stax: which one fits your business?
Side-by-side comparison of OpenPhone and Stax — fees, features, ease, support, and which one fits your business. Scored on the same rubric.
Short answer: OpenPhone wins on our scorecard (8/10 vs 7.3/10).
| Scored on | OpenPhone | Stax |
|---|---|---|
| Right fit for small biz | 9 | 8 |
| Ease of use | 8 | 7 |
| Fees & pricing | 8 | 7 |
| Customer support | 5 | 6 |
| Features | 9 | 8 |
| Starter Plan (per user) | $15/mo | — |
| Business Plan (per user) | $23/mo | — |
| International Calls | Varies by country | — |
| Monthly Subscription | — | From $99 |
| Markup on Interchange | — | 0% |
| ACH Processing | — | Flat fee (varies) |
| PCI Compliance Fee | — | Included in some plans |
OpenPhone in one paragraph
OpenPhone is the most intuitive business phone app for 2026, perfect for teams that want to look professional without the corporate price tag.
Skip it if: You should skip OpenPhone if you operate in a high-compliance industry where you need immediate phone-based technical support at all hours.
Stax in one paragraph
Stax is the premier 'scale-up' processor for businesses over $10k/month who are tired of their processor taking a raise every time they grow.
Skip it if: Skip it if you process less than $5,000 per month or have highly seasonal revenue where a $99+ monthly fee would hurt during the off-season.
Frequently asked questions
Which is better, OpenPhone or Stax?
On our five-axis scorecard, OpenPhone scores higher (8/10 vs 7.3/10). OpenPhone is the most intuitive business phone app for 2026, perfect for teams that want to look professional without the corporate price tag.
Who should skip OpenPhone?
You should skip OpenPhone if you operate in a high-compliance industry where you need immediate phone-based technical support at all hours.
Who should skip Stax?
Skip it if you process less than $5,000 per month or have highly seasonal revenue where a $99+ monthly fee would hurt during the off-season.