Top 29 Gnbly Alternatives in 2026

AI Voice Agents automates business phone calls using intelligent voice interactions, ensuring 24/7 customer engagement. It enhances communication, reduces human errors, supports multiple languages, and integrates with tools like calendars and CRMs for diverse industry applications.

PreCallAI automates inbound and outbound calls with AI voice assistants and SMS bots for sales, booking, support, and lead follow‑up. It offers a no‑code flow designer, integrates with 200+ CRMs, supports 30+ languages, and delivers real‑time analytics and routing.

Simple Phones automates inbound call answering with customizable AI voice agents, supports outbound outreach, logs interactions, offers routing and notifications, multilingual voices, web‑crawled knowledge base expansion, and integrates with CRMs and automation tools.

Dialpad is an AI-driven communication platform that facilitates customer interactions via voice, chat, SMS, and email. It integrates with popular apps and offers real-time insights, automated notes, and robust security features for efficient customer support.

Voice AI platform that builds conversational agents in five clicks, automating support, sales, and billing calls. It integrates natively with CRMs and databases for real‑time actions, supports multi‑OS softphones, and records transcriptions for audits.

GPT4Sales is an AI sales assistant that plugs directly into WhatsApp and Instagram, automating multi‑media messaging without code. It handles voice notes, multiple languages, and schedules meetings via Google Calendar, while trainable on PDFs and website data for scalable outreach.

YourGPT builds and deploys AI agents across chat, email, and voice. It supports GPT‑4, Claude, Gemini, DeepSeek, trains on PDFs, CSVs, Markdown, and integrates with Intercom, Slack, Shopify, Twilio, Zapier. SOC 2, GDPR, SSO, it automates FAQs, appointments, orders, invoices, leads.

Voice‑enabled AI chatbot works via phone, Zoom, Teams, and web, offering real‑time 24/7 conversations, scheduled calls, memory retention, and actions like emails, calendar events, and Notion notes. It supports business workflows, transcript recording, and custom personas via a developer API.

Automaticall is an AI call assistant that operates 24/7, supporting multiple languages and seamless scheduling integration. It enhances business communication by responding to inquiries naturally and converting website visitors into qualified leads.

GPT‑trainer creates voice and text AI agents for phone, email, SMS, web chat, and social media. No‑code builder, optional API, multi‑LLM support, document training, automated workflows, real‑time escalation, CRM sync, unified inbox, EU‑hosted, SOC II/ISO 27001/GDPR compliant.

CallHippo is a cloud business phone system with AI voice agents, parallel/predictive dialers, omnichannel inbox, CRM integrations, global virtual numbers and APIs to centralize customer conversations, automate dialing, route calls intelligently, and provide real-time analytics.

SiteGPT builds a custom AI customer support agent from a company’s website and documents. It can be embedded across pages, syncs updates, supports 95+ languages, integrates with Intercom and Zendesk, and delivers analytics and lead capture.

ZenCall.ai automates inbound voice routing by intent, sentiment, or CRM value, handling calls 24/7, booking appointments, and syncing with HubSpot, Zendesk, and Salesforce. Global Tier‑1 carrier connectivity and predictive dialing boost connection rates, reduce missed inquiries, and support sales teams.

Qlient AI: Revolutionary 24/7 call intake system with lifelike voices. Automates call summaries, scheduling, recording, and delivers personalized experiences using advanced NLP.

PrankGPT lets users generate voice‑based prank calls by entering a phone number, selecting a voice (Marv, Zephyr, or Google Cloud), and providing a prompt. The client‑side app uses Vocode and produces high‑quality audio for hobbyists and developers.

Level AI automates contact‑center QA, offers real‑time agent assistance, and analyzes every interaction for sentiment and themes. It tracks performance gaps, supports compliance with screen‑recording, and delivers contextual knowledge via Agent GPT to boost resolution and uncover upsell opportunities.

LangCall automates inbound/outbound phone interactions, filtering spam, navigating menus, and collecting leads via scripted prompts. It supports real‑time monitoring, interruption, custom brand name and voice, high‑quality natural voices with sub‑second latency, and AI‑generated call summaries for workflow improvement.

Synthflow automates inbound and outbound phone calls with natural‑language voice AI, qualifying leads, booking appointments, and resolving inquiries in real‑estate, hospitality, healthcare, BPO, and tech. It offers a visual flow builder, test center, and full SOC 2, HIPAA, PCI DSS, GDPR compliance.

SuperCalls automates bulk voice outreach from CSV lists, using ChatGPT prompts to make calls, record, transcribe, and summarize. AI tags move cards on a Kanban board, letting sales, recruiters, and event teams prioritize follow‑ups on a mobile dashboard.

Vocads automates inbound/outbound calls, voicemail, follow‑ups, and surveys using AI agents built from templates and database‑driven dialogues. It supports 12+ languages, real‑time dashboards, 24/7 operation, and secure, multi‑channel deployment and integration.

Toma is a dealership AI platform that automates inbound/outbound call handling, appointment scheduling, recall outreach and message routing for service departments and BDCs, recording calls, generating transcripts, logging interactions, and providing configurable routing, scripts and analytics.

Clara transcribes and analyzes inbound/outbound calls to extract insights, automate CRM tasks and ticketing, sync records with VoIP/CRMs/EMRs, and provide analytics dashboards, compliance controls, multilingual transcription, and data governance for regulated contact centers.

Dialora.ai provides AI voice agents for automating sales, support, and outreach tasks, enabling 24/7 call management, lead qualification, and meeting scheduling. It integrates with CRM systems and offers sentiment analysis to improve communication strategies across multiple languages.

Leader CRM automates lead capture and contact enrichment from calls, messages and calendar events, extracting caller details, social profiles and recent news. In-call actions, scheduling and proposal automations, integrations and AI insights streamline follow-ups and prioritize leads.

Callab AI provides AI-driven call management for call centers, BPOs and healthcare, using multilingual voice agents, integrated knowledge bases, call recording/transcription with sentiment tagging, automated transfers, CRM data extraction, and batch outbound campaigns with real-time analytics.

Distribute records sales calls and, within 30 seconds, creates a branded follow‑up page featuring an AI‑generated email, pricing, ROI calculator, and next‑step guide. It tracks viewer engagement and syncs with calendars, CRMs, and screen‑recording tools, cutting admin time.

Botphonic.ai is an AI call assistant that automates inbound and outbound voice interactions for industries like healthcare and real estate. It handles tasks like appointment booking and lead qualification while providing analytics, multilingual support, and telephony integrations.

UserCall is an AI tool for automated voice interviews that captures detailed qualitative user insights. It streamlines research logistics, offers multi-language support, and utilizes expert methodologies for in-depth understanding of customer perceptions and behaviors.

OpenCall AI automates phone and text intake for medical practices, verifying insurance, capturing real‑time data, and scheduling through popular PMS/EHRs. It triages requests, escalates complex cases, syncs records, and reduces front‑desk workload 24/7 with HIPAA‑compliant integration to Google tools.