ContactBook Alternatives (January 2026)

Simple & Free Cross-Platform Contact Manager App for Businesses

https://www.contactboo.app/

Get up to date contact information with a simple & free cross-platform contact manager app that sync across multiple accounts and devices automatically.

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Your contacts automatically up to date | evercontact

https://www.evercontac

.com/

Let Evercontact connect the dots in your life by turning your emails into an always-updated address book!

Chaos Intellect email software with complete CRM contact management

https://www.chaossoftwar

.com/intellect.aspx/

Our email contact management software Chaos Intellect can share your data across your network, organize your telephone book, appointment calendar and task list. Easy to work with and no expensive server software required!

Sync the GAL and Public Folders to smartphones in about a minute

https://www.cirasyn

.com/

CiraSync - Sync Office 365 Global Address List and Public Folder contacts to mobile users in under a minute. Also Sync shared Calendars. Try now for free!

NeoBiz: Sales Management App for Small and Medium Businesses

https://neobi

.app/

Stay focused on growing your Business with NeoBiz, a free Pocket and Mobile CRM to manage your leads and Increase Customer Engagement.

Less Annoying CRM | Simple Contact Management for Small Businesses

http://www.lessannoyingcr

.com/

Thousands of small businesses use Less Annoying CRM to manage contacts, track leads, and stay on top of follow-ups.

Keepin - Making Contacts Smarter!

https://www.keepi

.biz/

Keepin enables you to decide how you appear in your friends’ contact list by creating your own updated contact card, to let your friends update their information in your own contact list and to use smart networking tools.

Hapstack | Simple SaaS Management

https://www.hapstac

.com/

Organize, track, and share your team's SaaS tools in one place. Say goodbye to shared spreadsheets and messy information. It's time to centralize your SaaS apps, stay in sync across your team, and identify underutilized apps to save money through unified reporting.

Mailbutler: Your inbox, smarter.

https://www.mailbutle

.io/

Mailbutler is the email software extension plugin for Apple Mail, Gmail, and Outlook that helps you stay productive and professional.

App for Gmail: Collaboration and Automation Platform | Gmelius

https://gmeliu

.com/

Put some Genius into Gmail! Gmelius is the leading process automation and email collaboration software built for Gmail and Google Workspace. Start for free.