Apps Like Greenstone Group for iPhone and iPad
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.
















Quo (formerly OpenPhone)
OpenPhone Technologies Inc
Call, text, and connect with customers
Manage customer interactions by integrating calls, texts, and contact information. Create shared inboxes, add internal notes, and use a mini CRM to track conversations and provide team members with context.

ClickUp: Tasks, Chat, Docs, AI
Mango Technologies, Inc.
Manage tasks, communicate, and automate workflows
Manage projects, communicate with teams, and schedule tasks within a single platform. Use AI agents for automation, track time, and collaborate on documents and wikis. Conduct meetings, manage sprints, and access whiteboards and dashboards.


Insightly CRM
Insightly Inc
Manage customer data and projects remotely
Manage customer interactions, leads, and sales opportunities. Track project progress and deadlines. Customize workflows and access data via mobile. Sync with web for real-time updates. Set reminders and view reports on the go.

Zoho CRM - Sales & Marketing
Zoho Corporation
Manage , track leads, close deals
Manage customer relationships by tracking interactions, managing leads, and monitoring pipelines. Create and update contacts, opportunities, and cases. Access reports and analytics. Sync calendar events and set reminders.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.