SaneBox vs Spark Mail

Pick up to 4 tools and see their free plans, entry prices, platforms and limits in one table. Every fact comes from each vendor's own pages, checked 23 September 2026.

Compared on	SaneBox Free trial · from $5.42/mo Visit Remove	Spark Mail Free plan · from $8.25/user/mo Visit Remove
What it is	Email filtering service that sorts less important mail into separate folders	Cross-platform email app with a smart inbox, AI writing and team features
Free plan	No	Unlimited email accounts and core email features; AI assistant limited to 1 month of email history; 5 AI meeting notes (lifetime); 2 free active collaborators; 10 assignments per team; 5 GB team file storage.
Cheapest paid plan	$5.42/mo billed annually (Snack)SaneBox pricing	$8.25/user/mo billed annually (Plus)Spark Mail pricing
What it covers	1 email account and 2 SaneBox features; $4.54 per month when paid every two years. Educational, non-profit and government agencies can get 25% off.	$99 per year when billed annually.
Free trial	7-day free trial with all features for up to 4 email accounts	7-day free trial of Plus or Pro when subscribing in the app
Platforms	iOS, Android	macOS, Windows, iOS, Android
Integrations (vendor's figure)	Not stated	Not stated
Open source	No	No
Good for	Cutting inbox clutter without switching email apps Keeping newsletters out of the main inbox Cleaning up a long-neglected inbox	Managing several email accounts in one app across computer and phone Drafting and summarising emails with AI Sharing and assigning emails within a small team
Watch out for	No free plan; only a 7-day trial Snack covers 1 email account with 2 features; all features require Dinner Relies on folders, which POP email accounts do not support	Free plan AI assistant only covers 1 month of email history and includes 5 lifetime meeting notes Free plan allows 2 active collaborators and 10 assignments per team Workflows, Auto-Labels and Auto-Drafts are listed as coming soon on Pro
Made by	SaneBox, Inc.	Readdle (Spark Mail Limited)

Entry prices are the cheapest paid plan, as each vendor publishes it; “What it covers” says what that price is per (a user, a channel, a brand, a number of contacts). The sources are listed on each tool's page.

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