Spark +AI

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

Spark +AI is ranked #8 of 46 in AI email assistants on Inferse. It runs on Android, iOS, macOS, Windows. There is a free plan. A free trial is offered. Paid plans start at $10/mo.

Compared on AI email assistants

Free plan: Yessparkmailapp.com
Paid from: $10/user/mosparkmailapp.com
Inbox triage: Yessparkmailapp.com
AI reply drafting: Yessparkmailapp.com
Automatic sending: Nosparkmailapp.com
Thread summaries: Yessparkmailapp.com
Follow-up actions: Yessparkmailapp.com
Email platforms: othersparkmailapp.com

Facts

Inbox search: AI Assistant searches emails, attachments, calendar, and meeting notes to find relevant information.sparkmailapp.com · 30 Sept 2026
Writing tools: AI Assistant can draft and rephrase emails, proofread grammar and clarity, and translate messages.sparkmailapp.com · 30 Sept 2026
Inbox actions: AI Assistant can check colleagues’ availability, schedule meetings, draft and send emails, and organize the inbox.sparkmailapp.com · 30 Sept 2026
AI data handling: Spark says email and request history are processed locally, while only a few emails related to a query are sent to its AI provider; provider copies may be retained for up to 30 days for abuse monitoring.sparkmailapp.com · 30 Sept 2026
AI privacy: Spark says AI providers do not use user data to train AI models, and AI features can be disabled in settings.sparkmailapp.com · 30 Sept 2026
Attachment limits: AI Assistant can use attachments in PDF and TXT formats.sparkmailapp.com · 30 Sept 2026
Email providers: AI Assistant works with Gmail/Google Workspace, Outlook/Office 365 including Exchange Online, iCloud, Yahoo, and standard IMAP accounts.sparkmailapp.com · 30 Sept 2026
Integrations: Spark lists integrations including Notion, Asana, Slack, Todoist, Zoom, Microsoft Teams, and HubSpot; Salesforce and Pipedrive support is listed as coming soon.sparkmailapp.com · 30 Sept 2026
AI plan limits: The pricing comparison lists five lifetime Meeting Notes on Free, 40 per month on Plus, and unlimited on Pro and Enterprise; AI features also use monthly Spark +AI quota.sparkmailapp.com · 30 Sept 2026
Intended users: Spark describes Plus for individuals and small teams, Pro for professionals and client-facing teams, and Enterprise for larger teams needing advanced security and support.sparkmailapp.com · 30 Sept 2026
Company: Spark is part of Readdle, which describes itself as a privately held productivity software company.sparkmailapp.com · 30 Sept 2026
Supported devices: The maker lists Spark versions for Windows, macOS, iOS, and Android.sparkmailapp.com · 30 Sept 2026