
Blazing-fast keyboard-driven email experience with powerful AI features, but operates on a much higher subscription price point.
Moises records 4,486,503 monthly visits with +6.6% month-over-month growth and Freemium pricing. Spark Mail records 435,229 monthly visits with -13.5% growth and Freemium, Free Trial pricing.

Smart, focused email with AI help — for individuals and teams
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | moises.ai | sparkmailapp.com |
| Pricing Model | Freemium | Freemium, Free Trial |
| Monthly Visits | 4.49M (4,486,503) | 435.23K (435,229) |
| MoM Traffic Delta |
| +276.22K (+6.6%) |
| -67.76K (-13.5%) |
| Primary Market & Share | 🇧🇷 Brazil (16.1%) | 🇺🇸 United States (31.3%) |
|---|
| Direct Visits / mo | 1.97M | 198.43K |
|---|
| User Rating | 4.6 | 4.3 |
|---|
| Supported Platforms | Website | Website |
|---|

The musician's app for stem separation, practice and mastering
Split any track into up to 27 isolated stems including vocals, drums, bass, guitar, piano, keys, winds and strings.
Slow the speed without changing pitch, transpose the key, loop sections and mute or solo your part while you play along.
Automatically detect the chords in a song and transcribe lyrics so you can learn songs faster.
Arrange, record and edit the same session with bandmates or producers in real time, right in the browser.

Smart, focused email with AI help — for individuals and teams
Spark's Smart Inbox and Priority highlight messages from important people and bundle newsletters and notifications so the rest of your inbox stays quiet.
An AI Assistant lets you find, summarize, and take action on anything in your inbox, while an AI writing assistant drafts emails and Auto-Drafts pre-writes replies.
Translate incoming messages, get instant summaries of long threads, and quickly grasp the point without reading every line.
Share drafts, leave private comments, delegate ownership, and track progress on email threads with your colleagues.

Blazing-fast keyboard-driven email experience with powerful AI features, but operates on a much higher subscription price point.
Offers exceptionally clean vocal and instrumental stem separation, but lacks Moises's built-in chord detection and practice tools.

SpecialistComprehensive music production ecosystem focusing on mastering and distribution, rather than interactive instrument practice.
SpecialistAll-in-one AI music studio for generating, editing, and mastering royalty-free tracks

SpecialistSpecializes in advanced AI voice cloning and singing generation, alongside robust stem separation capabilities.

Significantly stronger team collaboration features with shared inboxes and internal chat, but less focus on standalone consumer AI drafting.

Great for automated remixing and key detection, but has fewer dedicated practice tools than Moises.

SpecialistStreamlined automated audio mastering studio, but does not provide stem separation or practice tools.

Browser-based AI vocal remover, stem splitter and audio cleaner

Provides cross-platform support with integrated AI drafting, but lacks some of Spark's advanced shared team workspace features.


Offers deeper AI-driven inbox organization and automated bundles, but has a different interface and navigation structure than Spark.
SpecialistOne AI assistant that works wherever you work
Blazing-fast keyboard-driven email experience with powerful AI features, but operates on a much higher subscription price point.
Offers exceptionally clean vocal and instrumental stem separation, but lacks Moises's built-in chord detection and practice tools.
SpecialistComprehensive music production ecosystem focusing on mastering and distribution, rather than interactive instrument practice.
SpecialistAll-in-one AI music studio for generating, editing, and mastering royalty-free tracks
SpecialistSpecializes in advanced AI voice cloning and singing generation, alongside robust stem separation capabilities.
Significantly stronger team collaboration features with shared inboxes and internal chat, but less focus on standalone consumer AI drafting.
Great for automated remixing and key detection, but has fewer dedicated practice tools than Moises.
SpecialistStreamlined automated audio mastering studio, but does not provide stem separation or practice tools.
Browser-based AI vocal remover, stem splitter and audio cleaner
Provides cross-platform support with integrated AI drafting, but lacks some of Spark's advanced shared team workspace features.
Offers deeper AI-driven inbox organization and automated bundles, but has a different interface and navigation structure than Spark.
SpecialistOne AI assistant that works wherever you work