---
title: TMail21 Reviews
meta_title: 'TMail21 Reviews 2026: Details, Pricing, & Features | G2'
meta_description: Filter reviews by the users' company size, role or industry to find
  out how TMail21 works for a business like yours.
aggregate_rating:
  rating_value: 4.0
  review_count: 3
  scale: '5'
date_modified: '2026-06-15'
parent_category:
  name: Collaboration & Productivity
  url: https://www.g2.com/categories/collaboration-productivity
---


# TMail21 Reviews
**Vendor:** TMail21  
**Category:** [Email Management Software](https://www.g2.com/categories/email-management)  
**Average Rating:** 4.0/5.0  
**Total Reviews:** 3
## About TMail21
The product is an email-like app/service that massively increases collaborative productivity. The customers are teams, groups and businesses that are heavily reliant on email for communication and collaboration. With TMail, these businesses can increase their collaborative productivity dramatically (70-80% improvement for many use cases).




## TMail21 Reviews
  ### 1. Helps in team collaboration instead of emails

**Rating:** 3.5/5.0 stars

**Reviewed by:** Verified User in Computer Software | Small-Business (50 or fewer emp.)

**Reviewed Date:** December 26, 2021

**What do you like best about TMail21?**

Team communication is managed through asynchronous micro processes and it avoids long and lengthy emails.

**What do you dislike about TMail21?**

Due to multiple small small conversations, some conversations might get missed

**What problems is TMail21 solving and how is that benefiting you?**

Team collaboration 
Stakeholders communication
Productivity enhancement

  ### 2. Best for team collaboration

**Rating:** 4.0/5.0 stars

**Reviewed by:** Verified User in Investment Management | Enterprise (> 1000 emp.)

**Reviewed Date:** November 05, 2021

**What do you like best about TMail21?**

Good collaboration.
Less cycles
Inbox size is too small
Good output
Best suited for micro processes

**What do you dislike about TMail21?**

It needs improvement in Inbox management.

**What problems is TMail21 solving and how is that benefiting you?**

Prioritizing the mails based on there type and importance.


## TMail21 Discussions
  - [What is TMail21 used for?](https://www.g2.com/discussions/what-is-tmail21-used-for)

- [View TMail21 pricing details and edition comparison](https://www.g2.com/products/tmail21/reviews?filters%5Bnps_score%5D%5B%5D=4&section=pricing&secure%5Bexpires_at%5D=2026-08-12+17%3A29%3A13+-0500&secure%5Bsession_id%5D=8855d0fb-24b4-459e-9209-ce611afa5f00&secure%5Btoken%5D=3806420cef99ba6011b3e444de755a52c6a9af905235fb25af118fe2a0fe5423&format=llm_user)

## TMail21 Features
**Additional Functionality**
- Third-Party Integrations
- To-Do List
- @mentions
- Single Sign On
- File Management
- Activity Dashboard
- Drag & Drop
- Alerts/Notifications
- Prioritization
- Access Controls/Permissions
- Screen Sharing
- Content Management
- Brainstorming
- AI Copilot
- File Transfer
- Calendar Management
- Status Tracking
- Real-Time Notifications
- Version Control
- Task Management
- Activity Tracking
- Real Time Editing
- Communication Management
- Chat/Messaging
- Tagging
- Generative AI
- Assignment Management
- Task Scheduling
- Project Management
- Collaboration Tools
- Workflow Management
- Secure Data Storage
- File Sharing
- Document Storage
- Task Progress Tracking
- Discussions/Forums
- Commenting/Notes
- Reporting & Statistics
- Contact Management
- Video Conferencing
- Progress Tracking
- Mobile Access
- API
- Document Management
- Customizable Branding

**Sorting & Filtering**
- Attachment Search
- Tags
- AI Sorting
- Predefined Rules

**Integrations**
- Microsoft Outlook Integration
- Gmail Integration
- Apple Calendar Integration
- Social Media Integration
- Third-Party Integrations

**Time Management**
- Unified Inbox
- Email Automation
- Snooze

**Generative AI**
- AI Text Generation
- AI Text-to-Speech
- AI Text Summarization
- Generative AI

**Agentic AI - Email Management**
- Autonomous Task Execution
- Cross-system Integration

**Additional Functionality**
- Whitelisting/Blacklisting
- Customizable Fields
- Signature Management
- Shared Inboxes
- Email Distribution
- Prioritization
- Customizable Forms
- AI Copilot
- Mobile App
- Routing
- Activity Dashboard
- Collaboration Tools
- Inbox Management
- Queue Management
- Drag & Drop
- Contact Management
- Email Marketing
- Data Recovery
- Archiving & Retention
- Real-Time Monitoring
- Autoresponders
- Multiple User Accounts
- API
- Real-Time Analytics
- Customer Segmentation
- Search/Filter
- Support Ticket Management
- Canned Responses
- Workflow Management
- Reporting/Analytics
- Chat/Messaging
- Response Management
- Email Templates
- Email Monitoring
- Campaign Management
- Email Tracking
- Access Controls/Permissions
- Spam Blocker
- Alerts/Notifications
- Customizable Templates
- Real-Time Reporting
- Tagging
- Campaign Analytics
- Workflow Automation

## Top TMail21 Alternatives
  - [Microsoft 365](https://www.g2.com/products/microsoft365/reviews) - 4.6/5.0 (5,543 reviews)
  - [Front](https://www.g2.com/products/front/reviews) - 4.7/5.0 (2,451 reviews)
  - [Hiver in Gmail](https://www.g2.com/products/hiver-in-gmail/reviews) - 4.6/5.0 (1,251 reviews)