| Price from | ₹10,000/mo | $0.08/mo |
| Free plan | — | Yes |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| API | — | Yes |
| Plans published | 8 | 6 |
| Spec score · SMS Marketing Software | 7.7 (#28) | 8.6 (#7) |
| Company history | The About page states that KAP Call Center Pvt. Ltd. has more than 15 years of industry experience and serves over 5,000 business clients. | SMSPortal says it was founded in Cape Town and grew from a bootstrapped garage startup into a cloud communications platform provider. |
| Headquarters | Bangalore, India | The company lists West Office Tower, Century City, Cape Town, South Africa as its physical address. |
| Integrations | The WhatsApp API page lists CRM integrations including HubSpot, Zoho, and Salesforce; ecommerce integrations including Shopify, WooCommerce, and Magento; marketing tools including Mailchimp and ActiveCampaign; and custom REST API integration. | Official platform integrations listed are Optimove, MoEngage, Adobe Campaigns, Plumb5, Zapier and RapidAPI. |
| Product | KAPSYSTEM provides enterprise bulk SMS, OTP, SMS API, WhatsApp Business API, and RCS messaging services for businesses. | SMSPortal describes itself as a cloud-based omnichannel messaging platform for business communications. |
| Security | The privacy policy says KAP Call Center uses physical, electronic, and managerial procedures to safeguard information collected online. | SMSPortal says it is certified under ISO 27001, ISO 27017 and ISO 27018 and conducts penetration testing at least annually. |
| Support | KAPSYSTEM advertises 24/7 support and provides technical API integration support. | The pricing page lists live chat support as business-hours for Free and 24/7 for Standard and Enterprise, with agent calls during business hours across plans. |
