Dimension scores are derived from public data and fields; weighted into the composite. Reference only.
Klozer.io is a cloud communications suite for call centers and sales teams, centered on cloud phone systems, Contact Center Dialer, auto dialing, SMS, and voice APIs. The captured content indicates support for Calls, 2-Way SMS, and Live Chat, with the page title mentioning coverage across 38 countries; its virtual number capability is also advertised as covering 100+ countries.
In terms of channels, Klozer covers voice, SMS, and Live Chat, but no email capability was found. Its voice features are relatively comprehensive, including Click-to-Call, Preview Dialer, Predictive Dialer, and Power Dialer, making it suitable for outbound sales and customer support. On the SMS side, it offers 2-Way SMS, Bulk SMS, A2P SMS, and an SMS API, emphasizing two-way communication, bulk messaging, enterprise-grade compliant routing, and branded Sender ID. For APIs, the SMS API supports secure endpoints, real-time tracking, and integrations; the Voice API is RESTful, claims 99.99% uptime, and says the first call can be completed within 10 minutes.
The main content does not publish plan details, SMS unit pricing, monthly number rental fees, or seat pricing. It only mentions that the Voice API is billed by the second and claims to save 73% compared with competitors. On performance, Power Dialer claims it can increase daily conversations from 30–40 manually to 120–150, delivering a 300–400% productivity gain. These are more marketing-oriented claims and still need to be validated against real business data. SMS delivery rates, latency, routing redundancy, and country-specific pricing tiers are not disclosed.
The strengths are that its product line covers common call center needs, its outbound dialing capabilities are clearly segmented, and it provides both APIs and virtual numbers, making it suitable for scaling from manual calling to automated outreach. On compliance, it mentions GDPR, TCPA, CCPA, and carrier compliance for A2P. The weaknesses are that pricing, detailed country coverage, payment methods, customer support SLA, and SMS delivery rates are all opaque, so a demo and contract confirmation are needed before purchase.
Klozer is better suited to sales teams, customer service centers, appointment setting, BPOs, and overseas businesses that require high-frequency outbound calling. Access and payment availability from mainland China are not stated in the main content, so china_access can only be considered unknown. If the primary use case is SMS notifications or marketing in mainland China, local alternatives such as Alibaba Cloud SMS, Tencent Cloud SMS, and Huawei Cloud SMS should be evaluated first.
⚠ This review is compiled from public sources and does not constitute a purchase recommendation. Verify all facts on the vendor's official site. Verify on klozer.io official site.
klozer.io is an Unknown Comms & Email provider. TG4G tracks its product information, an overall rating of 7.0/10, and a China-accessibility score of Workable. Click "Visit Official Site" to reach klozer.io directly.