Alternatives
10 best Certus AI alternatives
Tools that cover the same task as Certus AI (assistant), ranked by how completely their pricing, free tier and API access are documented. Checked Oct 4, 2026.
- Certus AI starts at
- $250/mo
- Free plan
- Free tier unknown
- API
- API unknown
- 01
Dialzara
Dialzara provides an AI receptionist that answers business phone calls around the clock, books appointments, captures leads, and sends call summaries. The same platform also supports outbound voice agents, two-way SMS, and an embeddable website chatbot trained on business context.
Best for: Local businesses and service providers that miss calls after hours and want automated phone, SMS, and chat handling without new hardware.
- 02
ideaShell
ideaShell is an AI thinking partner that captures voice notes on phone, watch, or desktop, then rewrites and organizes them with AI into actionable work. It targets creators and professionals who want a second brain for inspiration, smart cards, and cross-device sync.
Best for: People who capture ideas by voice and want AI to structure notes, tasks, and follow-ups across devices.
- 03
Asendia AI
Asendia AI clones top recruiters into voice and sourcing agents that screen thousands of candidates daily for healthcare, IT, and industrial hiring teams. Plans bundle AI assessments, sourcing agents, outreach templates, ATS integrations, and scheduling agents with per-interview overage fees on higher tiers.
Best for: Recruiting teams that want autonomous sourcing, voice screening, and interview analysis integrated with major ATS platforms.
- 04
KalTalk
KalTalk is an AI customer-support agent that answers from your documentation across web chat, email, and WhatsApp, using your brand tone and escalating to humans with ticket context when needed. Setup centers on uploading SOPs and guidelines, then monitoring conversations and analytics.
Best for: Support and sales teams that want a doc-grounded AI agent on live chat and email without building custom LLM pipelines.
- 05
Convi
Convi is an AI support and shopping assistant built for Shopify stores. It answers shopper questions from your live catalog, recommends products, tracks orders, handles cancellations, and adds items to cart through chat, with optional channels such as WhatsApp on higher tiers.
Best for: Shopify merchants who want automated customer support and guided shopping without staffing live chat around the clock.
- 06
CentralComs
CentralComs provides AI phone and messaging agents for home-service trades that answer when crews are busy, book jobs on connected calendars, and follow up on leads. Agents use your services, prices, and booking rules, pass complex calls to staff with notes, and cover evenings and overflow calls twenty-four seven.
Best for: HVAC, plumbing, and other trade shops that lose revenue to missed calls and need automated booking on their calendar.
- 07
AI Sound Effect Generator
Subscriptions sell monthly credit buckets for commercial use with adjustable prompt influence.
Best for: Video editors, game developers, and creators who need bespoke SFX without a sound library.
- 08
Resumly AI
Resumly is a job-search automation platform that runs daily autopilot workflows: AI job matching, tailored ATS resumes, auto-apply, application tracking, cover letters, and interview practice. The site also offers browser extensions, mobile apps, and free resume analysis tools for candidates who want more interviews with less manual work.
Best for: Job seekers who want automated daily applications, tailored resumes per role, and tracking instead of manually repeating the same search steps.
- 09
ChatDaddy
ChatDaddy is a WhatsApp CRM and business automation platform unifying WhatsApp, Instagram, Facebook Messenger, TikTok, SMS, and email. It provides broadcast campaigns, AI agents, multichannel inbox, payments, and integrations for marketing and support teams.
Best for: Growing businesses that run high-volume WhatsApp and social messaging campaigns with CRM-style automation.
- 10
Chatwoot
Chatwoot is an open-source customer support platform with cloud hosting, shared inboxes, live chat, help centers, automations, and Captain AI for copilot and assistant features. Cloud pricing is per agent with a free Hacker tier and paid plans that add channels, voice, and AI credits.
Best for: Support teams wanting an open-core Intercom alternative with optional AI copilot on hosted plans.
Certus AI alternatives: common questions
What is the best free alternative to Certus AI?
ideaShell has an ongoing free plan. Pricing lists a Free Trial Starter tier with a 1-minute recording limit, 50,000 AI trial points, and 500MB storage. Free plans change, so check the vendor before relying on one.
What is the cheapest Certus AI alternative?
ideaShell has the lowest listed starting price at $5.99/mo, compared with $250/mo for Certus AI.
Which Certus AI alternatives have an API?
Dialzara, KalTalk, Convi, Resumly AI, ChatDaddy mention API or developer access.