Comparison

imMail vs Missive

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

imMail

This business communication tool allows companies to establish their own private instant messaging system. It facilitates direct communication with employees, suppliers, and customers, while also enabling document sharing and integration with internal business systems to boost productivity and automate processes.

Highlights
  • Private instant messaging system
  • Direct communication with employees and suppliers
  • Create messaging groups for departments
  • Upload and share documents
  • Integrate with internal business systems (HR, CRM, ERP)
  • Automate collaboration and customer service
Features
Read full description

The imMail is an application for companies that intend to have their own instant messaging system The application is ideal for those who wish to have an ambient exclusive to professional instant communication separated from personal conversations With imMail you have all the people in your business within a click away, which increases communication and promotes productivity to another level. The application can also be integrated with your internal systems, allowing your employees to query data and make transactions from a single place Use imMail to: - Talk to your employees, suppliers - Create messaging groups departments - Send an instant message to all business employees - Upload and share documents and directories - Integrate with HR, CRM, ERP, SCM platorms and other internal systems - Automate collaboration processes - Automate your first level of customer service/assistance - Automate sending and receiving information to and from customers Interested? Download the app and open a conversation with support@immail.ca We will be glad to see and help you there ;)

About

Missive

This app helps teams manage shared inboxes, collaborate on emails, and organize conversations. It offers features like canned responses, collaborative writing, and task assignment directly within the inbox, streamlining team communication and workflow.

Highlights
  • Shared inboxes
  • Email and chat collaboration
  • Task assignment
  • Canned responses
  • Collaborative writing
  • Unified inbox
  • Integrations
Features
Read full description

Missive lets teams manage shared inboxes and collaborate around emails. Chat, share attachments and assign tasks right from your inbox. Use shared labels to organize conversations by project or department. • Canned Responses - Create reusable templates to save time on repetitive emails. • Collaborative Writing - Compose emails together and get reviewed in real time. • Snooze - Set reminders on emails and chats to clean up your inbox. • Send Later - Draft an email and schedule it to be sent at just the right time. • Pinned Conversations - Drag important conversations to the sidebar for quick access. • Rules - Apply filters to automatically archive or assign conversations to anyone in your organization. • Integrations - Asana, Pipedrive, FullContact, Todoist, Trello, and possibility to develop your own. And much more… • Auto CC / BCC • Snooze only if nobody replies • Push notifications • Rich text and HTML signatures • Connect with Google • Gmail search syntax • Sharable conversation links • Unified inbox

Screenshots

imMail4 screens
Missive4 screens

Verdict

The call

The clearest difference is review sentiment: imMail at 100% against Missive's 74%. imMail also leads on monetization model (free vs freemium) and iOS requirement (13.0 vs 15.0). Missive's advantage is update cadence (every 10 days vs every 5 weeks). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

imMail ships an update every 5 weeks, Missive every 10 days. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
imMail versus Missive: the parameters behind the verdict, then further details
ParameterimMailMissive
PriceFreeFree
Rating—4.5 (97 ratings) — better
Positive reviews100.0% of reviews — better74.3% of reviews
Number of ratings—97 — better
Update frequencyEvery 5 weeksEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size63 MB14 MB
Age rating4+4+
DeveloperimMail do Brasil Servicos de Informatica LTDAHeliom Inc.

Customer experience

imMail

Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Missive

All ratings97 ratings
Positive84.5%
Neutral6.2%
Negative9.3%
Written reviews101 reviews
Positive74.3%
Neutral7.9%
Negative17.8%

In-app purchases

None

imMail

No in-app purchases

None

Missive

No in-app purchases

Questions

Is imMail free?
imMail is free to download, with no in-app purchases.
Is Missive free?
Missive is free to download, with no in-app purchases.
Do imMail or Missive have ads?
Neither imMail nor Missive shows ads.
Which is updated more often, imMail or Missive?
imMail ships an update every 5 weeks, and Missive every 10 days. Most recently, imMail was updated on October 7, 2026 and Missive on October 24, 2026.

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