GPUPerHour records 28,718 monthly visits with +25.3% month-over-month growth and Free pricing. Spark Mail records 435,229 monthly visits with -13.5% growth and Freemium, Free Trial pricing.
Live cloud GPU price comparison across 31 providers
Smart, focused email with AI help — for individuals and teams
| Dimension / Metric | | |
|---|---|---|
| Official Domain | gpuperhour.com | sparkmailapp.com |
| Pricing Model | Free | Freemium, Free Trial |
| Monthly Visits | 28.72K (28,718) | 435.23K (435,229) |
| MoM Traffic Delta | +5.8K (+25.3%) | -67.76K (-13.5%) |
| Primary Market & Share | 🇺🇸 United States (24.9%) | 🇺🇸 United States (31.3%) |
| Direct Visits / mo | 11.4K | 198.43K |
| User Rating | 4.4 | 4.3 |
| Supported Platforms | Website | Website |
Live cloud GPU price comparison across 31 providers
Every tracked offer is normalised to a price per GPU-hour and shown with its provider, pricing type and security tier.
A market snapshot highlights the lowest current secure on-demand price for each popular GPU model, from H100 and H200 to RTX 4090.
Historical catalog averages and downloadable daily data let you see how pricing for a given GPU has moved over the last 30 days.
Practical articles cover comparing like-for-like GPUs, choosing by VRAM, estimating the full bill with storage and egress, and renting by the hour.
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.
Free / Open-sourceDiscover and share Model Context Protocol servers for AI agents and coding tools
Free / Open-sourceDiscover and share Model Context Protocol servers for AI agents and coding tools
AI 工具目录、深度评测与每日 AI 新闻
Free / Open-sourceOpen-source database of AI models, prices and capabilities
Free / Open-sourceOpen-source database of AI models, prices and capabilities
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
A hand-curated directory for discovering AI tools and resources
A hand-curated directory for discovering AI tools and resources
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.
A curated directory of thousands of AI tools, updated daily.
A curated directory of thousands of AI tools, updated daily.
