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Head-to-head · Email Clients

Zoho Mail vs Spark Mail

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Zoho Mail #2 in Email Clients 9.2/10 Free plan · 15-day trial Free planFree trial✓ 0 of 4 features Visit Zoho Mail
Spark Mail #4 in Email Clients 9.0/10 Free plan · 7-day trial Free planFree trial✓ 4 of 4 features Visit Spark Mail

Zoho Mail leads on 0 checks, Spark Mail on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreZoho Mail · 9.2/10
  • Free planboth
  • Free trialboth
  • Most featuresSpark Mail · 4 of 4

Zoho Mail scores higher on our rubric for email clients: 9.2 against 9.0 out of 10; our editors rank them #2 and #4.

Zoho Mail is the better fit for organizations needing hosted mail and administration. Spark Mail is the better fit for teams needing collaborative email workflows.

  • Zoho Mail fits best

    Organizations needing hosted mail and administration

  • Spark Mail fits best

    Teams needing collaborative email workflows

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Zoho Mail 9.2/10 Visit ↗ Spark Mail 9.0/10 Visit ↗
At a glance
Editor score 9.2 9.0
Ranking #2 in Email Clients #4 in Email Clients
Best for Organizations needing hosted mail and administration Teams needing collaborative email workflows
Pricing model Free plan + paid Free plan + paid
Starting price $1/user/mo $99/user/yr
Free plan ✓ ✓
Free trial 15 days 7 days
Free trial length 15 days · no card needed 7 days
Deployment Cloud, Desktop, Mobile Cloud, Desktop, Mobile
Platforms Web, Windows, macOS, iOS, Android Windows, macOS, iOS, Android
Support Email, Live chat, Phone, Tickets, Community, Docs · 24/7 Live chat, Docs
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Zoho Mail 0/4 · Spark Mail 4/4
Unified inbox Not checked yet ✓ (best)
Offline access Not checked yet ✓ (best)
Scheduled sending Not checked yet ✓ (best)
Calendar tools Not checked yet ✓ (best)
Specs
App coverage Not checked yet Not checked yet
Account limit Not checked yet Not checked yet
Our review
Pros
  • Forever-free plan supports up to five users and one custom domain
  • Migration tools cover Google Workspace, Microsoft 365, Exchange, PST, and EML
  • Paid plans add calendar, storage, retention, encryption, and collaboration apps
  • Unified inbox, Smart Inbox, search, scheduling, and calendar tools
  • Shared inboxes, drafts, assignments, and private team comments
  • Available on macOS, Windows, iOS, and Android
Cons
  • The free plan excludes IMAP, POP, and ActiveSync access
  • Mail Lite and Mail Premium require annual billing
  • The free plan is available only in selected data centers
  • Offline management is limited beyond reading cached emails and attachments
  • Advanced collaboration features require a paid plan
  • Plus limits AI Meeting Notes to 40
Our verdict

Zoho Mail is a hosted business email service for organizations that need custom-domain addresses, mailbox administration, and integrated productivity tools. It combines webmail with mobile apps for iOS and Android, calendar, contacts,…

Read the review →

Spark Mail is an email client for individuals, professionals, and teams that manage multiple accounts and need more structured workflows. It brings accounts from IMAP, iCloud, Exchange, Outlook, Yahoo, and Google into a unified inbox,…

Read the review →
  1. Zoho MailEmail Clients 9.2Free plan · 15-day trial
  2. Spark MailEmail Clients 9.0Free plan · 7-day trial

Strengths and trade-offs

  • Zoho Mail — where it wins

    • Forever-free plan supports up to five users and one custom domain
    • Migration tools cover Google Workspace, Microsoft 365, Exchange, PST, and EML
    • Paid plans add calendar, storage, retention, encryption, and collaboration apps

    Where it doesn't

    • The free plan excludes IMAP, POP, and ActiveSync access
    • Mail Lite and Mail Premium require annual billing
    • The free plan is available only in selected data centers

  • Spark Mail — where it wins

    • Unified inbox, Smart Inbox, search, scheduling, and calendar tools
    • Shared inboxes, drafts, assignments, and private team comments
    • Available on macOS, Windows, iOS, and Android

    Where it doesn't

    • Offline management is limited beyond reading cached emails and attachments
    • Advanced collaboration features require a paid plan
    • Plus limits AI Meeting Notes to 40
  • Zoho Mail9.2/10 · Free plan · 15-day trial

    A flexible hosted email service with free access, migration tools, and Zoho collaboration options.

    Visit Zoho MailFull verdict →
  • Spark Mail9.0/10 · Free plan · 7-day trial

    A capable cross-platform email client for teams that need shared workflows.

    Visit Spark MailFull verdict →

More comparisons

All email clients comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update