8x8 vs Aircall vs Signal
| Attribute | |||
|---|---|---|---|
| Category | Communication | Communication | Communication |
| Pricing | Paid | Paid | Free tier |
| Starting price | $24/month | $30/month | Free |
| Free tier | No | No | Yes |
| Free trial | Yes | Yes | No |
| Deployment | Cloud | — | — |
| API available | Unknown | Unknown | Unknown |
| Platforms | — | — | — |
| Certifications | — | — | — |
| Integrations | — | 3 | — |
| Company | Founded 1987 | Founded 2004 | Founded 2014 |
| Feature attributes | |||
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Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.