14 Integrations with Callum

View a list of Callum integrations and software that integrates with Callum below. Compare the best Callum integrations as well as features, ratings, user reviews, and pricing of software that integrates with Callum. Here are the current Callum integrations in 2026:

  • 1
    Pipedrive

    Pipedrive

    Pipedrive

    Pipedrive is a web-based sales CRM (customer relationship management) software that lets sales teams track pipelines, optimize leads, manage deals and automate their entire sales process to focus on selling. Pipedrive’s simple interface empowers salespeople to streamline workflows and unite sales tasks in one workspace. Unlock instant sales insights with Pipedrive’s visual sales pipeline and fine-tune your strategy with robust reporting features and a personalized AI Sales Assistant. Reach the right contacts at the right time with intelligent lead segmenting and activity reminders that tell you when to take action. When it’s time to seal the deal, compose instant, irresistible sales emails in just one click. With Pipedrive, winning has never been easier.
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    Starting Price: $24/month
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  • 2
    Greenhouse

    Greenhouse

    Greenhouse Software

    Greenhouse is the only hiring platform you’ll ever need. Their industry-leading, AI-powered software supports every stage of your hiring process – from sourcing to onboarding – helping you make the best hires, faster, every time. More than just an ATS, Greenhouse is a true hiring partner, empowering companies to reduce recruiting costs and hire top talent quickly, consistently and fairly. Today, more than 7,500 customers across diverse industry verticals and scaling goals use Greenhouse to help them hire for what’s next.
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  • 3
    Salesforce

    Salesforce

    Salesforce

    Put the power of the #1 CRM to work, at a price that works for you. Launch and grow quickly with the leading AI CRM built for small businesses in any industry - available through the Starter Suite or Pro Suite. Connect marketing, sales, service, and commerce on one easy platform. Save time with quick setup and smart guidance. Harness unified data and AI to fuel your growth. Start simple with Starter Suite — an all-in-one CRM for small businesses. Scale smoothly with AI agents, integrated data, and apps in one platform. No installation needed, just sign up and go from your browser. Advance further with Pro Suite, the complete CRM that scales with your business. Automate tasks and customize your tools to deepen customer relationships and drive growth.
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    Starting Price: $25.00/month/user
  • 4
    Slack

    Slack

    Salesforce

    Slack is a cloud-based project collaboration and team interaction software solution specially designed to seamlessly facilitate communication across organizations. Featuring powerful tools and services integrated into a single platform, Slack provides private channels to promote interaction within smaller teams, direct channels to help send messages directly to colleagues, and public channels that enables members across organizations to start conversations. Available on Mac, Windows, Android, and iOS apps, Slack offers a plethora of features that include chat, file sharing, collaborative workspace, real-time notifications, two-way audio and video, screen sharing, document imaging, activity tracking and logging, and more.
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    Starting Price: $6.67 per user per month
  • 5
    HubSpot CRM
    HubSpot brings your marketing, sales, and service teams together on the same AI-powered customer platform. HubSpot's Customer Platform is not just a tool; it's the heartbeat of your business. Designed with passion and precision, our CRM stands out as the ultimate solution for empowering your team to build deeper customer relationships. It transforms the way you engage with your clients by offering a seamlessly integrated, all-in-one platform for sales, marketing, and customer service. With HubSpot's CRM, you gain unparalleled insights into your customer interactions, all organized in an intuitive, easy-to-navigate dashboard that promises to skyrocket your team's efficiency. Our platform is engineered to grow with you, offering scalable solutions that adapt to your evolving business needs. What's more, HubSpot's Customer Platform includes a robust free version, packed with essential features, making it the perfect choice for ambitious businesses of all sizes.
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    Starting Price: Free
  • 6
    Microsoft Outlook
    Microsoft Outlook is the all-in-one email, calendar, and contact management platform designed to keep you organized and connected across your digital life. With Outlook, you can manage multiple accounts—including Gmail, Yahoo, and iCloud—within one unified inbox. Intelligent scheduling tools and shared calendars help you stay on top of meetings, events, and personal reminders. The built-in Microsoft Copilot assists with writing emails, summarizing long threads, and managing tasks to boost productivity. Outlook also offers enterprise-grade security, filtering out spam, phishing, and malware to keep your data safe. Whether on desktop, mobile, or web, Outlook helps you manage communication and time with clarity and confidence.
  • 7
    Google Calendar
    Make the most of every day. The new Google Calendar app helps you spend less time managing your schedule and more time enjoying it. A Schedule with a View. Schedule View brings your schedule to life and makes it easy to see what's ahead with images and maps. Everything you need. Various views of your day, week and month, invitations, web calendar and much more. Backup everything. Your events are always saved on the Web. If you lose your phone, you don't lose your address book. Different ways to view your calendar - Quickly switch between month, week, and day views. Events from Gmail - Flight, hotel, concert, restaurant reservations, and more are added to your calendar automatically. Tasks - Create, manage, and view your tasks alongside your events in Calendar. Video conferencing - Easily add video conferencing to calendar events. Quick event creation - Smart suggestions for event titles, places, and people save you time when creating events.
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    Starting Price: $0
  • 8
    HiBob

    HiBob

    HiBob

    HiBob is at the forefront of HR innovation, transforming the way organizations operate in the modern world of work with its award-winning HCM Bob. Its modular approach caters to the needs of multi-national companies seeking agile technology and robust analytics to support operations across distributed workforces in the ever-evolving economic and workplace landscape. Companies using Bob are able to: 1. Accelerate hiring 2. Retain the best talent 3. Upskill and elevate employee experience 4. Make business decisions with people data HiBob's customers appreciate its ease of use, high configurability, and the ability to customize based on business requirements.
  • 9
    Close

    Close

    Close

    Close is a sales customer relationship management platform (CRM) built to help you win more deals much faster. With built-in calling, SMS, and email—your team can reach leads wherever they are, with ease. Close is an “all-in-one” CRM which you can use standalone, no plug-ins or add-ons needed. Close is affordable and easy to learn. It's the perfect CRM for startups and small businesses looking to grow fast, who don't want to pay enterprise prices. Plans start at just $49/month. Close comes jam-packed with sales features to power your team, including an automatic inbox syncing, email/SMS messaging automation, Power Dialer, Predictive Dialer, call tracking and recording, VoIP, custom reporting and analytics, and so much more. Our templates are excellent for a number of fields, including real estate, B2B/SaaS, small business, finance, and beyond. Support is offered via email, phone, online FAQ documentation, and a self-service knowledge base.
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    Starting Price: $49.00/month
  • 10
    ChatGPT

    ChatGPT

    OpenAI

    ChatGPT is an AI-powered conversational assistant developed by OpenAI that helps users with writing, learning, brainstorming, coding, and more. It is free to use with easy access via web and apps on multiple devices. Users can interact through typing or voice to get answers, generate creative content, summarize information, and automate tasks. The platform supports various use cases, from casual questions to complex research and coding help. ChatGPT offers multiple subscription plans, including Free, Plus, and Pro, with increasing access to advanced AI models and features. It is designed to boost productivity and creativity for individuals, students, professionals, and developers alike.
    Starting Price: Free
  • 11
    Apple Calendar
    Calendar is an app from Apple that comes standard on iPhone, iPad, and Mac devices. Calendar from Apple integrates with Apple Mail and can be used as a calendar, and for scheduling.
    Starting Price: Free
  • 12
    Lever

    Lever

    Lever

    Lever is a leading brand in talent acquisition software and provides organizations around the world the ability to scale their business through essential hiring solutions. We developed a cloud-based platform and comprehensive resources that empower organizations to stay informed, effective, and competitive in today’s globalized workforce. LeverTRM is the first and only talent acquisition platform to provide natively integrated ATS and CRM capabilities in one platform, empowering TA teams with data and solutions to create scalable talent strategies.
  • 13
    Attio

    Attio

    Attio

    Attio is an AI-native CRM platform built for modern go-to-market teams that want flexibility, speed, and scale. It allows businesses to design powerful workflows, automate complex processes, and deploy AI to handle tasks like prospecting and lead routing. Attio’s adaptive data model molds itself to how a company actually operates rather than forcing rigid CRM structures. The platform connects any type of data, including product, billing, and communication data, to create a real-time single source of truth. Built-in reporting tools enable teams to generate detailed, customizable insights in seconds. Attio syncs instantly with email and calendar systems, eliminating long setup times. Designed for performance and security, it supports millions of records with enterprise-grade reliability.
    Starting Price: $0
  • 14
    Ashby

    Ashby

    Ashby

    Unlock hiring excellence with Ashby’s all-in-one recruiting platform. Empowering ambitious teams from seed to IPO. An integrated solution designed to help companies of all sizes excel at hiring. Ambitious hiring teams love Ashby. Products designed to help you excel at hiring, no matter your company stage. Get a head start on recruiting with an all-in-one product that is easy to use and will scale with you. A powerful all-in-one recruiting product that will help your scaling organization excel at hiring. Advanced recruiting analytics that works on top of your existing recruiting tools. Hiring has changed and so should your tools. Companies that excel at hiring have a strategic advantage. Our approach to building Ashby centers around ambitious teams that question the status quo. Connect with our team and learn how Ashby can help your team grow faster and better. Streamline your recruiting operations with out-of-the-box integrations into the platform, assessment, job boards, etc.
    Starting Price: $400 per month
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