Best AI tools for cold calling

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Algolia

Algolia is a search-as-a-service platform built for fast, relevant search. It helps businesses improve search across websites and apps, using machine learning and ranking rules to return useful results quickly.

Apollo.io

Apollo.io is a sales engagement platform that helps teams find leads, contact them, and keep follow-up organised in one place. It combines a large contact database with automation tools for prospecting and outreach.

Article.Audio

Too lazy to read an article? no problem, listen to it! Convert Articles To Audio. Article.Audio is an AI voice generation platform that turns written content into audio narration. It is aimed mostly at content creators and media businesses, and its main appeal is straightforward: it makes articles, scripts, and documents easier to listen to.

Assembly AI

Build new AI products with voice data leveraging AssemblyAI’s industry-leading Voice AI models for accurate speech-to-text, speaker detection, sentiment analysis, chapter detection, PII redaction, and more.

AssemblyAI

AssemblyAI is a developer-first speech intelligence platform. It provides speech-to-text (batch and streaming), speech understanding features (summarisation, PII redaction, topic detection), and a bundled Voice Agent API that combines STT, LLM routing, TTS, and turn detection over one WebSocket. It targets product teams building transcription, analytics, or voice agents without stitching multiple vendors.

Atlas

Atlas is a browser-based GIS platform with an AI assistant (Navi) that builds maps, dashboards, and spatial workflows from natural language. It targets energy, infrastructure, real estate, and municipal teams who need GIS-grade analysis without every stakeholder learning ArcGIS. Under the hood it supports shapefiles, GeoJSON, PostGIS, and standard spatial tools; Navi sits on top for conversational building and AI-generated data fields.

Avatar AI (Photo AI)

Photo AI (previously marketed as Avatar AI) generates photorealistic images and videos of a person from a small set of uploaded selfies. You train a personal model once (~10–20 photos), then run "photo shoots" in different outfits, scenes, and styles from the browser or phone. It targets creators, dating profiles, and marketers who want studio-quality visuals without a physical shoot.

Bland AI

Bland AI is a managed voice agent platform for inbound and outbound phone calls. Unlike orchestration-only tools, Bland bundles STT, LLM, TTS, and telephony into one per-minute rate on self-serve plans (vendor claim). It targets regulated enterprises wanting compliant, production phone agents with pathways, automations, and CRM integrations without assembling five vendors.

Calico AI

Calico AI is an agentic intelligence platform purpose-built for apparel and accessories brands, automating the path from design concept to factory-ready production. It converts sketches, references, prompts, and specs into standardized tech packs, connects brands to 150+ vetted factories across 10+ countries, and uses autonomous agents to manage sourcing, costing, and production workflows. Founded in Toronto by Kathleen Chan (Sourcing Journal 2025 Female Founder to Watch), it is distinct from heycalico.ai (ad creative AI).

Conductor AI

Conductor is an enterprise SEO and AEO platform for large organizations managing organic search and AI-search visibility at scale. It combines content creation (Writing Assistant), keyword/page intelligence, AI search performance tracking across major LLM engines, site health monitoring, and workflow automation (AgentStack). Unlike self-serve SEO tools, Conductor is sales-led with unlimited users and usage-based pricing.

Eleven Labs

ElevenLabs is a leading AI audio platform for realistic text-to-speech, voice cloning, speech-to-text, dubbing, sound effects, music generation, and conversational AI agents (ElevenAgents). It serves creators, developers, publishers, and enterprises with a unified credit system across products. Known for high-quality voice synthesis, multilingual support, and low-latency API used in apps, audiobooks, games, and customer service bots.

Fireflies.ai

Fireflies.ai is an AI meeting assistant that records, transcribes, and summarizes calls across Zoom, Google Meet, Microsoft Teams, Webex, and 10+ platforms. It auto-joins calendar meetings or accepts uploads, produces searchable transcripts in 100+ languages, and generates action items and summaries. Paid tiers add video recording, CRM sync, conversation intelligence, and team analytics. AskFred AI assistant handles follow-up queries on meeting content.

Fish.audio

Fish Audio is an AI voice platform for expressive text-to-speech, instant voice cloning, and speech-to-text. Its S2.1 Pro model supports emotion tags, long-form narration, and sub-500ms streaming latency. The platform hosts 2M+ community voices and serves creators, developers, and enterprises through a web studio and developer API.

Floot

Floot is an AI-powered no-code application development platform that enables entrepreneurs, startups, and non-technical users to build, deploy, and scale production ready web applications using natural language prompts. Unlike many AI coding tools, Floot includes the entire technology stack frontend, backend, database, authentication, hosting, and deployment within a single platform, eliminating the need for external developer tools.

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Gojiberry AI

Gojiberry AI is a strong fit for 101AItools. It targets a high-value audience (B2B founders, SaaS companies, agencies, and sales teams) and has a clear AI-first value proposition around autonomous sales and go-to-market (GTM) automation. According to its website, the platform learns about a business from its website, identifies high-intent prospects, and automates multichannel outreach across email and social channels.

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Grok

Grok is a real-time, live-data AI assistant built into X that is best for news junkies, crypto traders, and creators who need up-to-the-second global trends, unfiltered image generation, and native slide-deck creation.

growthbar

GrowthBar is an AI SEO writing platform for bloggers and content teams that generates outlines, drafts, and optimized articles powered by GPT-4. It combines keyword research, competitor analysis, rank tracking, and a Chrome extension. SEOptimer acquired GrowthBar and is merging it into their platform while it continues standalone.

HeyGen

HeyGen is an AI video generation platform that enables users to create professional-quality videos using realistic AI avatars, voice cloning, text-to-video generation, and multilingual video translation. It is widely used by businesses, marketers, educators, and content creators to produce studio-style videos without cameras, actors, or video editing expertise.

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Hume AI

Hume AI builds emotionally intelligent voice AI centered on its Empathic Voice Interface (EVI) speech-to-speech models and Octave text-to-speech models, which understand and express emotional nuance in tone. Developers use Hume's API to build voice agents, support bots, and TTS applications that adapt tone to context and detected emotion. It serves developers and product teams building conversational voice products.

Klaviyo AI

Klaviyo AI (branded K:AI) is the AI layer inside Klaviyo's B2C CRM platform for ecommerce and retail marketers. Flagship capabilities include Composer, an agentic marketing assistant that audits accounts, drafts campaigns, and recommends next steps grounded in customer data; Customer Agent for autonomous support; and predictive analytics for churn, CLV, and send-time optimization.

Murf AI

AI voiceover and text-to-speech platform with 200+ voices across 20+ languages. Studio for content creation plus separate Falcon API for developers needing low-latency TTS.

Research & SearchDetails →

NotebookLM

Google's AI-powered research and note-taking tool that ingests uploaded sources (PDFs, docs, websites, YouTube) and generates summaries, audio overviews, study materials, and conversational answers grounded in your documents.

Otter AI

Otter.ai is an AI meeting assistant that joins Zoom, Google Meet, and Microsoft Teams to transcribe conversations in real time, identify speakers, and generate summaries with action items. It also imports recorded audio and video, supports live captioning, and offers AI chat across meetings. The product targets individuals and teams who need searchable, shareable meeting notes.

Outplayhq

Outplay is a sales engagement platform for multichannel outbound across email, phone, LinkedIn, SMS, and WhatsApp. It combines sequences, a built-in dialer, master inbox, CRM integrations, and AI tools for email writing, sequence building, and objection handling. The product targets SDR teams and revenue orgs that want Outreach-class functionality at lower cost.

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Pika

Pika is an AI video generation platform from Pika Labs for creating short clips from text, images, and video inputs. It offers Pika 2.5 models plus creative tools like Pikaffects, Pikascenes, Pikadditions, Pikaswaps, Pikatwists, and Pikaframes. Recent additions include Pika Agent for conversational creation and Pika MCP for agent integrations.

Play.ht

Play.ht is an AI voice generation platform that converts text to natural-sounding speech across hundreds of voices and languages. It supports voice cloning, commercial licensing, API access, and podcast-style audio production. The product serves creators, marketers, and developers who need scalable TTS without recording talent.

Quicky AI

Quicky AI is a Chrome extension that embeds ChatGPT access into any website or text field, letting users get AI responses without switching tabs. It runs locally in the browser with your own OpenAI API key and stores credentials locally for privacy.

Regie

Regie.ai is an AI-native sales engagement platform offering AI-generated outbound sequences, autonomous prospecting agents, parallel dialing, and a 220M+ contact database. It targets B2B sales teams replacing or augmenting traditional SEP tools with AI-orchestrated outreach.

Reply.io

Reply.io is a multichannel sales engagement platform combining email sequences, LinkedIn automation, calling, SMS, WhatsApp, and an autonomous AI SDR named Jason. It targets outbound sales teams needing unified sequencing across channels from one platform.

Resemble

Resemble AI is an enterprise generative AI security platform combining voice cloning, text-to-speech, and multimodal deepfake detection for audio, image, and video. Pivoted from consumer voice tools toward security infrastructure with Detect, Intelligence, Identity, and Watermarker products.

Retell AI

Retell AI is a developer-focused platform for building, deploying, and scaling real-time AI voice and chat agents for customer service, sales, and operations. It bundles speech-to-text, LLM orchestration, text-to-speech, telephony, and analytics into one API-first stack with no mandatory platform subscription.

Rytr

Rytr is an affordable AI writing assistant offering 40+ use-case templates, 20+ pre-programmed tones, and content generation for blogs, emails, ads, social media, and more. It targets individual creators and freelancers with one of the lowest paid tiers in the AI writing market.

Speechify

Speechify reads text aloud with natural AI voices across web, PDFs, docs, and mobile—plus voice typing, AI summaries, and a Voice AI Assistant. Celebrity voice options and 60+ languages target accessibility, productivity, and consumer listening use cases.

Telnyx

Telnyx is a cloud communications platform (CPaaS) that provides APIs and infrastructure for voice, messaging, phone numbers, video, wireless, networking, AI inference, and IoT services. Unlike many communications providers, Telnyx operates its own private global IP network, enabling businesses to build scalable communication applications with lower latency, direct carrier connectivity, and enterprise-grade reliability. It is widely used by developers and AI companies building voice agents, contact call centers and omni channel communication platforms

Unscreen.com

Unscreen was an AI video background removal tool that removed backgrounds from video clips without green screens or manual editing. Canva acquired it and shut down the standalone platform. Unscreen's technology is now integrated into Canva's Video Background Remover feature.

Video & AvatarsDetails →

Validator AI

ValidatorAI is a free AI platform for validating startup, product, and small business ideas before building. Founded by Aron Meystedt, it draws on a dataset of over 300,000 founders to score concepts, analyse competitors, simulate customer reactions, and provide a 14-step launch roadmap. It aims to give early-stage entrepreneurs a rapid reality check without the cost of traditional mentorship or consulting.

Vapi AI

Vapi is a developer-first voice AI platform for building and deploying conversational voice agents at scale. It provides orchestration, real-time monitoring, and configuration tools that let engineering teams assemble custom voice stacks using their own LLM, TTS, STT, and telephony providers. It targets enterprise use, supports millions of calls with sub-500ms latency, and offers SOC 2, HIPAA, and PCI compliance.

Design & UIDetails →

Vidyo (Quso.ai)

Vidyo.ai, now rebranded as Quso.ai, is an all-in-one AI platform for video clipping, editing, captioning, scheduling, and analytics. It repurposes long-form content (podcasts, interviews, presentations) into short, subtitled clips for TikTok, Instagram Reels, YouTube Shorts, and LinkedIn. The platform identifies high-engagement moments, assigns virality scores, and supports automated publishing across channels.

Voicebox

Voicebox is a free, open-source, local-first AI voice studio that lets users clone voices, generate speech, and dictate system-wide entirely on their own machine. It runs seven TTS engines (including Qwen3-TTS and Kokoro) plus Whisper-based transcription, and ships a REST/WebSocket API and MCP server so AI agents like Claude Code or Cursor can speak and listen. It is unrelated to Meta's unreleased research model of the same name, and serves developers, content creators, and accessibility users.

Waymark

Waymark is an AI-powered video ad creation platform that generates broadcast-ready video ads in minutes. The company unveiled Waymark 2 in 2025, a significant upgrade that cuts production time by 50% compared to the previous version. By ingesting a brand's website URL, Waymark instantly produces fully on-brand, TV-quality video ads with AI-generated scripts, voiceovers, and visuals. The platform is used by major media companies including Sinclair, Inc. and Cox Media.

WowTo

WowTo is an AI-powered platform for creating support and training videos with AI voiceovers, avatars, and multilingual capabilities. It converts screen recordings, slides, and PDFs into multilingual instructional content, helping organisations reduce support volume and improve customer satisfaction.

Paid

Writely

Writely AI is a writing assistant that uses AI to help users draft content, overcome writer's block, and improve their writing. It offers features like WritelyCHAT for prompts and ideas, expansion commands to turn notes into paragraphs, and grammar checking. However, reviews indicate it struggles with AI detection despite "humanise" claims.

Paid

Writer

Writer.com positions itself as the only end-to-end enterprise AI platform specifically built for large organisations with complex compliance, brand consistency, and governance needs. Unlike competitors focused on creative content generation, Writer specialises in AI infrastructure that enforces organisational rules at scale. It sells to IT and operations buyers at regulated companies where brand consistency and compliance control justify premium pricing.

Paid

Writesonic

Writesonic has transformed from a simple AI writing tool into an "AI Search Growth Engine" — a complete platform for tracking and optimising brand visibility across AI search platforms. It monitors brand presence across 10+ AI platforms (ChatGPT, Gemini, Claude, Perplexity, etc.) and provides actionable recommendations to improve visibility in AI-generated answers.