Azotel SIMPLer OSS vs ISPbox
| Azotel SIMPLer OSS | ISPbox | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | Yes |
| Paid from | — | $25/mo |
| Open source | No | No |
| Platforms | Web | Android, api, iOS, Web |
| Usage rating | Yes | — |
| Prepaid billing | Yes | — |
| Postpaid billing | Yes | Yes |
| Plan management | Yes | Yes |
| Invoice generation | Yes | Yes |
| Payment collection | Yes | Yes |
| Customer accounts | Yes | Yes |
| Free plan | — | No |
| Paid from | — | 25 /mo |
Both are listed in Best Telecom Billing Software. On Everything Xiaomi, ISPbox scores higher on our published basis.