Sweego.io Alternatives

The ultimate library for managing multi-channel transactional notifications with a single API.

Open Source

Automate Cold Outreach Across Email, Linkedin and Twitter.

paid Free Trial $30.0 / Monthly

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Try for free Open Source freemium

Single Notification API for Every Channel (SMS, Slack, Whatsapp, Email, SMS, Push, App Inbox)

Open Source freemium $99.0 / Monthly

Raven is a central platform to orchestrate & track your product's transactional messages across multiple channels like Email, SMS, Push, WhatsApp & more.

🚀 Instant Prospect Research & Outreach Using AI 🚀

Courier is a notification API built for developers. Design once, and deliver to any channel – email, Slack, SMS, push, and more – all through a single API.

Power your product notifications with Segment and Hightouch.

Unrivalled in retrieving emails and contact information. Ease-of-export, decent worldwide coverage. Quality of ongoing product support & advantageous pricing.

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1st SaaS Web Push Notification Platform with an advertising network of +50M subscribers

Open Source free

Light SDK for mobile push notifications

Android development environment based on IntelliJ IDEA

Klaviyo helps brands own the customer experience, grow higher-value relationships, and deliver more personalized marketing experiences across email, mobile, and web.

Fully managed pub/sub messaging for microservices, distributed systems, and serverless applications