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Spark vs Fastmail

Side-by-side comparison for macOS

Spark

8.0
Communication

Email client

Fastmail

7.0
Communication

Email client

Metric Spark Fastmail
Category Communication Communication
AI Score 8.0 7.0
30-day Installs 314 106
90-day Installs 879 356
365-day Installs 3.2K 1.1K
Version 3.28.8.138570 1.2.1
Auto-updates Yes Yes
Deprecated No No
GitHub Stars 43.0K
GitHub Forks 29.1K
Open Issues 293
License Apache-2.0
Language Scala
Last GitHub Commit 1mo ago
First Seen Aug 9, 2023 Oct 13, 2025

Reviews

Spark

Spark is a feature-rich email client designed for power users, offering advanced email management, integration with multiple accounts, and strong customization options. It's particularly beneficial for developers and professionals who need efficient email handling and integration with other tools.

Spark allows users to manage multiple email accounts, provides advanced search and filtering, integrates with various services, and offers a customizable interface for email management.

Pros

  • + Advanced email management features
  • + Strong community and active development
  • + Customizable interface and integrations

Cons

  • - May have a steep learning curve for new users
  • - Potential feature bloat for less technical users

Fastmail

Fastmail is a robust macOS email client offering features like masked emails and seamless email migration. It's ideal for users prioritizing privacy and those looking to transition from other services.

Fastmail is an email client designed to manage email accounts with advanced features.

Pros

  • + Supports seamless email migration from services like Gmail
  • + Offers masked email addresses for enhanced privacy
  • + Regular auto-updates ensure the app stays current

Cons

  • - Some users have privacy concerns due to Fastmail's policies
  • - No mentions on Reddit, indicating less community engagement