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Top Certus AI Alternatives, Competitors & Similar Software

Founded 2025

Find 20 competitors in the Voice AI Agents. Compare other SaaS such as Linguistic Factory AI, JackBurton.ai and GapApp.AI. These Certus AI competitors have raised $6.2M and together serve more than - customers and employ over 120 team members.

Compare Certus AI with Linguistic Factory AI
1Linguistic Factory AI logo
Linguistic Factory AI

Voice AI Agents

At Linguistic Factory, we strongly believe that conversational AI has the potential to revolutionize the way we interact with machines, making people's lives easier and businesses more efficient. We specialize in helping machines understand humans, leveraging Natural Language Understanding, Classic AI , and Gen AI ...

Revenue
$660K
Customers
-
Year founded
2021
Funding
-
Team size
6
Location
Spain
Compare Certus AI with GapApp.AI
3GapApp.AI logo
GapApp.AI

Voice AI Agents

Next-generation AI forms for expert services-transforming standard online forms into AI Agents for legal & Compliance.

Revenue
$660K
Customers
-
Year founded
2023
Funding
-
Team size
6
Location
United Kingdom
Compare Certus AI with Keymate.AI
4Keymate.AI logo
Keymate.AI

Voice AI Agents

Keymate. AI gives ChatGPT eyes and memory, by 1) Creating a bridge between Google Search and ChatGPT 2) Providing a Personal Knowledge Base for you Keymate. AI has 250,000+ registered users and 5,000 active subscribers from 200 countries. It leads the ChatGPT plugin store as officially one of the most popular plugins...

Revenue
$660K
Customers
-
Year founded
2023
Funding
-
Team size
6
Location
United States
Compare Certus AI with Assistent.ai
5Assistent.ai logo
Assistent.ai

Voice AI Agents

Assistent. ai is the AI phone assistant for restaurants. With Assistent. ai , restaurants no longer miss any call.

Revenue
$660K
Customers
-
Year founded
2021
Funding
-
Team size
6
Location
United States
Compare Certus AI with Assistent.ai
6Assistent.ai logo
Assistent.ai

Voice AI Agents

Assistent. ai is the AI phone assistant for restaurants. With Assistent. ai , restaurants no longer miss any call.

Revenue
$660K
Customers
-
Year founded
2021
Funding
-
Team size
6
Location
United States
Compare Certus AI with Assistent.ai
7Assistent.ai logo
Assistent.ai

Voice AI Agents

Assistent. ai is the AI phone assistant for restaurants. With Assistent. ai , restaurants no longer miss any call.

Revenue
$660K
Customers
-
Year founded
2021
Funding
-
Team size
6
Location
United States
Compare Certus AI with Assistent.ai
8Assistent.ai logo
Assistent.ai

Voice AI Agents

Assistent. ai is the AI phone assistant for restaurants. With Assistent. ai , restaurants no longer miss any call.

Revenue
$660K
Customers
-
Year founded
2021
Funding
-
Team size
6
Location
United States
Compare Certus AI with Kray
9Kray logo
Kray

Voice AI Agents

Kray.ai brings AI Salespeople to the forefront of e-commerce, transforming how businesses deliver personalized and efficient shopping experiences. With Intelligent Product Discovery, Kray.ai guides shoppers effortlessly to the right products through advanced search, precise filtering, and intuitive recommendations—simplifying decision-making and driving conversions. Our Product Knowledge feature addresses customer questions with in-depth insights powered by AI, building trust and confidence at every stage of the purchase journey. Kray.ai also enhances your team's productivity. As an AI Salesperson, it works alongside your sales team, seamlessly handling customer queries while adapting to your playbooks and strategies. Built for Global Adaptability, Kray.ai supports multiple languages and platforms, ensuring businesses can engage shoppers anywhere—whether online, in-store kiosks, or across borders. From discovery to decision, Kray.ai redefines online sales with AI-powered efficiency, insight, and scalability

Revenue
$660K
Customers
-
Year founded
2024
Funding
$100K
Team size
6
Location
India
Compare Certus AI with Chirp
10Chirp logo
Chirp

Voice AI Agents

**The future of sales tech is conversational** We’re on a mission to revolutionise the way sales people engage with their tech stack. Imagine a future that’s conversational, you can speak to the stack through voice, chat and never enter data into your CRM again - because AI agents can do the grunt work for you. **Unify your sales data with agentic AI.** Chirp’s Agent is built for revenue teams looking to tackle the persistent challenges of fragmented data, deal qualification and sales velocity. Our specialised sales agent unifies your data so there’s no more Zapier duct-tape frankenstiening it all together. It does the most tedious tasks like updating your CRM or eliminating manual lead research whilst also surfacing real-time deal insights that help you focus on the right deals. We know sales teams are spending more than 72% of their time not selling and we’re here to change this. The sales-first AI, Birdie, remembers your deals, playbooks, product information, and assists you from first meeting to closed won. Unlike generic AI agents that you have to setup and build yourself, Chirp is built with LLMs trained on sales methodologies and hones in on what matters to you. It natively integrates with your existing tech stack, like Hubspot and Google Calendar. It captures crucial conversations across all platforms, ensuring your CRM is always up-to-date. With Chirp, sales leaders gain a powerful ally that automates tasks like creating tailored meeting agendas, drafting proposals, and scheduling follow-ups. So you can focus where it counts, building relationships, rapport and winning deals. Gotta Fly 🦅

Revenue
$660K
Customers
-
Year founded
2024
Funding
-
Team size
6
Location
Australia
Compare Certus AI with MiA
13MiA logo
MiA

Voice AI Agents

Insurance Made Simple With Agentic AI

Revenue
$660K
Customers
-
Year founded
2024
Funding
-
Team size
6
Location
Canada
Compare Certus AI with BuddyPro AI
15BuddyPro AI logo
BuddyPro AI

Voice AI Agents

BuddyPro - platform for building highly profitable AI digital twins for experts and coaches. BuddyPro is a platform for creating profitable digital twins for experts and coaches. They upload know-how like books, YouTube channel or courses and create their own AI that gives the same advice as they would. Then they offer it to their audience as a premium subscription for $2K a year. Users chat with the AI, it becomes their mentor and helps them apply the expert's teaching. The expert scales to hundreds of people with no delivery effort and generates recurring revenue. Build Your Profitable AI Clone in 3 days. AI that mimics your personality. Gives your advice. Forms relationships. Remembers years back. Becomes your best-selling digital product and 24/7 mentor for your audience. Numbers as of May 2026: - Typical subscription pricing: $1-2K / year as a stand-alone product - 120+ experts already launched their AI twin with BuddyPro - $4M+ is their total subscription revenue - 14x average ROI. - Best ones have 34% conversion rate from no-credit-card 2 week trials, converting to $2K annual subscriptions. Most sell as a stand-alone digital product through webinars. - 60% daily active users on the most successful ones. - Multiple experts doing 6 figures, one close to 7 figures. Company growth: - $2M ARR, bootstrapped, incorporated July 2024, product launched April 2025 - 21% average MoM MRR growth in 2026 - Top 30 in AI usage on OpenRouter. 62 billion tokens are exchanged on the platform monthly. - 3 founders with previous SaaS exits (Pavel Riha, David Riha, David Kirs). Team of 21. Incorporated in the UK and US. Winner of SF Pitch Night startup competition in San Francisco.

Revenue
$660K
Customers
-
Year founded
2024
Funding
-
Team size
6
Location
United Kingdom
Compare Certus AI with IVA
16IVA logo
IVA

Voice AI Agents

Enterprise support solution via AI and automation.

Revenue
$660K
Customers
-
Year founded
2023
Funding
-
Team size
6
Location
Estonia
Compare Certus AI with Humley Limited
17Humley Limited logo
Humley Limited

Voice AI Agents

Humley Studio is a powerful SaaS platform that empowers businesses and users to autonomously build, deploy, and manage cutting-edge AI-powered Assistants, delivering exceptional customer experiences while optimising valuable time and resources.

Revenue
$660K
Customers
-
Year founded
-
Funding
-
Team size
6
Location
United Kingdom
Compare Certus AI with Humley Limited
18Humley Limited logo
Humley Limited

Voice AI Agents

Humley Studio is a powerful SaaS platform that empowers businesses and users to autonomously build, deploy, and manage cutting-edge AI-powered Assistants, delivering exceptional customer experiences while optimising valuable time and resources.

Revenue
$660K
Customers
-
Year founded
-
Funding
-
Team size
6
Location
United Kingdom
Compare Certus AI with AI or Not
19AI or Not logo
AI or Not

Voice AI Agents

AI or Not is an AI detector trusted by 200k+ users that checks for AI generated content in images, audio, KYC identity documents and more. We're building AI to detect AI and help businesses stop fraud, power content moderation and prevent KYC scams.

Revenue
$660K
Customers
-
Year founded
2023
Funding
$5.7M
Team size
6
Location
United States