848 High-Quality Alternatives to Tettra

Mailgo’s AI Agent automatically finds your ideal leads and launches high-deliverability cold email campaigns—scalable, and designed for growth. With built-in anti-spam features, pre-warmed accounts, and AI-driven content, Mailgo helps you achieve higher open rates and growth while saving you time and money.

Deeptrue is an AI-powered translation and communication platform that supports real-time speech translation and lip-sync in video conferencing.

Mezzoic is a powerful tool designed to simplify and streamline the estimation and management of your software project pipeline. With Mezzoic, you can generate quick, accurate project estimates in seconds, gain a high-level overview of your projects by business unit, and track project progress, resource allocation, and overall organizational efficiency.

Automate your app customer support, boost app store ratings, and increase customer satisfaction.

Blobfish AI autonomously calls and qualifies leads, ensuring your sales team only engages with decision-makers. It integrates seamlessly with Hubspot, Apollo, and Google Calendar, offering a plug-and-play experience. Blobfish automates follow-ups, reminders, meeting scheduling, and CRM logging, significantly increasing connection rates from 2% to 70%. Its human-like voice handles objections and asks follow-up questions in real-time, ensuring higher show-up rates compared to traditional outreach tools.

Helpedby AI is an omni LLM chat platform designed to enhance team productivity. It integrates multiple models, supports collaboration, and allows users to create custom MCPs.

Outerspan provides a seamless infrastructure for deploying AI agents with managed email identities within an organization. With Lightning-Fast Deployment, Complete Identity Management, Developer-First Design, and Built to Scale features, you can deploy in seconds through an API call or dashboard, manage conversations, and scale without complexity. Outerspan is ideal for building Weekly Check-in Bots, Lead Qualification Agents, and Customer Support Staff, enabling instant setup, email management, security & compliance, and analytics & monitoring.

Okareo is the single platform to analyze, test, observe, evaluate, and fine-tune new AI features. It provides advanced monitoring tools to quickly identify errors, prevent hallucinations, and maintain accuracy in production environments. With Okareo, AI teams can thoroughly test system boundaries, optimize models, and ensure reliable AI starts with development.

The Swarm equips you with high-fidelity people data and industry-leading business relationship insights. It allows you to map complete company networks and reveal hundreds of thousands of relationships you didn't know about. Start your free 30-day trial with all features included.

Reachfast is a B2B lead generation tool that allows you to unlock direct contact details of any candidate or client using their LinkedIn URL. With a database of 385M+ professionals worldwide, Reachfast enables you to find personal phone numbers and emails in under 10 seconds. The platform is trusted by top companies globally and in India, offering features like bulk upload, triple verification, and a 100% accuracy guarantee.

Raena AI is an innovative educational tool that helps students transform their study notes into interactive quizzes, summaries, and podcasts. Designed to make studying more engaging and efficient, Raena AI offers a range of features including AI-powered flashcards, mind maps, and a personal AI tutor. Trusted by over 550,000 students from top institutions worldwide, Raena AI aims to improve retention and reduce stress by providing smarter, stress-free study methods.

GeepTee offers a comprehensive library of over 37,000 ready-to-go GPTs designed for lead generation across 500+ industries. With easy setup, budget-friendly pricing at just $1.00, and robust integration capabilities, GeepTee helps businesses transform their websites into powerful conversion machines. Whether you're enhancing customer engagement or automating tasks, GeepTee provides versatile solutions tailored to your specific needs.