Letty records 198 monthly visits with -85.4% month-over-month growth and Freemium pricing. Spark Mail records 435,229 monthly visits with -13.5% growth and Freemium, Free Trial pricing.
AI email writing and smart replies, right inside Gmail
Smart, focused email with AI help — for individuals and teams
| Dimension / Metric | | |
|---|---|---|
| Official Domain | useletty.com | sparkmailapp.com |
| Pricing Model | Freemium | Freemium, Free Trial |
| Monthly Visits | 198 (198) | 435.23K (435,229) |
| MoM Traffic Delta | -1.16K (-85.4%) | -67.76K (-13.5%) |
| Primary Market & Share | 🇮🇳 India (100%) | 🇺🇸 United States (31.3%) |
| Direct Visits / mo | 77 | 198.43K |
| User Rating | 3.8 | 4.3 |
| Supported Platforms | Website | Website |
AI email writing and smart replies, right inside Gmail
Letty reads the incoming thread and proposes replies that fit the conversation, helping you clear your inbox without writing every response from scratch.
Turn a rough idea into a finished message. Letty drafts professional emails for pitches, follow-ups, introductions, and everyday correspondence.
Attach documents, FAQs, or a website URL and Letty draws on that material to answer questions accurately in your replies.
Letty can mirror your tone and phrasing so outgoing mail sounds like you rather than a generic template.
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.
Blazing-fast keyboard-driven email experience with powerful AI features, but operates on a much higher subscription price point.
Significantly stronger team collaboration features with shared inboxes and internal chat, but less focus on standalone consumer AI drafting.
Significantly stronger team collaboration features with shared inboxes and internal chat, but less focus on standalone consumer AI drafting.
Provides cross-platform support with integrated AI drafting, but lacks some of Spark's advanced shared team workspace features.
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.
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
SpecialistOne AI assistant that works wherever you work
Transforms traditional email threads into conversational chat interfaces, but requires adjusting to a non-standard inbox layout.
Transforms traditional email threads into conversational chat interfaces, but requires adjusting to a non-standard inbox layout.
Free / Open-sourceOpen-source and self-hostable AI email assistant focused on blocking cold emails and sorting, but lacks a full native mobile app client.
Free / Open-sourceOpen-source and self-hostable AI email assistant focused on blocking cold emails and sorting, but lacks a full native mobile app client.
Turn a few key points into polished, on-tone emails
Turn a few key points into polished, on-tone emails
An AI email assistant that drafts, summarizes, and perfects your messages in place
An AI email assistant that drafts, summarizes, and perfects your messages in place
Great at summarizing multi-message email threads and extracting action items, but offers fewer overall customization settings than Spark.
Great at summarizing multi-message email threads and extracting action items, but offers fewer overall customization settings than Spark.
Write polished, on-tone emails in seconds — free, right in your browser
Write polished, on-tone emails in seconds — free, right in your browser
SpecialistTurn rough drafts into polished, professional emails in seconds
SpecialistTurn rough drafts into polished, professional emails in seconds
