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Head-to-head · Email Collaboration Software

Spark for Teams vs Zoho TeamInbox

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Spark for Teams #2 in Email Collaboration Software 9.1/10 Free plan · 7-day trial Free plan✓ 3 of 3 features Visit Spark
Zoho TeamInbox #4 in Email Collaboration Software 8.8/10 Free plan · paid from $0.99/mo · 14-day trial Free plan✓ 0 of 3 features Visit Zoho TeamInbox

Spark for Teams leads on 3 checks, Zoho TeamInbox on 0, and 1 is even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSpark for Teams · 9.1/10
  • Free planboth
  • Most featuresSpark for Teams · 3 of 3

Spark for Teams scores higher on our rubric for email collaboration software: 9.1 against 8.8 out of 10; our editors rank them #2 and #4.

Spark for Teams offers email assignment; Zoho TeamInbox doesn't publish it. Spark for Teams offers shared drafts; Zoho TeamInbox doesn't publish it. Spark for Teams offers email approvals; Zoho TeamInbox doesn't publish it.

Spark for Teams is the better fit for teams collaborating on email across devices. Zoho TeamInbox is the better fit for budget-conscious teams sharing customer inboxes.

  • Spark for Teams fits best

    Teams collaborating on email across devices

  • Zoho TeamInbox fits best

    Budget-conscious teams sharing customer inboxes

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature Spark for Teams 9.1/10 Visit ↗ Zoho TeamInbox 8.8/10 Visit ↗
At a glance
Editor score 9.1 8.8
Ranking #2 in Email Collaboration Software #4 in Email Collaboration Software
Best for Teams collaborating on email across devices Budget-conscious teams sharing customer inboxes
Pricing model Free plan + paid Free plan + paid
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Free trial length 7 days 14 days
Deployment Desktop, Mobile Cloud, Mobile
Platforms Windows, macOS, iOS, Android Web, iOS, Android
Integrations 9 integrations 3 integrations
Features Spark for Teams 3/3 · Zoho TeamInbox 0/3
Email assignment ✓ (best) Not published
Shared drafts ✓ (best) Not published
Email approvals ✓ (best) Not published
Specs
Inbox channels Email Not published
Email providers Both Not published
Automation rules Not published Not published
Our review
Pros
  • Assign shared inbox messages and track their status.
  • Edit shared drafts together in real time with private comments.
  • Connect Gmail, Outlook, Microsoft 365, and IMAP accounts.
  • Free plan supports up to 3 users and 30 conversations monthly
  • Assignment, internal discussions, and shared drafts support team workflows
  • Email, WhatsApp, and social messaging channels can share an inbox
Cons
  • Advanced team collaboration features require the Pro plan.
  • The Free plan focuses on individual email productivity and calendar.
  • Support channels listed are documentation only.
  • Solo is limited to 1 user and 500 conversations per month
  • Integrations listed are limited to Zapier, Zoho CRM, and Zoho Cliq
  • Starter and Professional plan pricing is not included in the published plan highlights
Our verdict

Spark for Teams adds collaboration features to Spark’s email client for teams working from shared or individual accounts. It suits groups that need to assign incoming messages, coordinate replies, and keep email workflows available across…

Read the review →

Zoho TeamInbox brings team and group email addresses into shared inboxes, alongside customer messages from channels such as WhatsApp, Facebook Messenger, Instagram Direct Messages, and Telegram. It is aimed at teams that need to assign…

Read the review →
  1. Spark for TeamsEmail Collaboration Software 9.1Free plan · 7-day trial
  2. Zoho TeamInboxEmail Collaboration Software 8.8Free plan · paid from $0.99/mo · 14-day trial

Strengths and trade-offs

  • Spark for Teams — where it wins

    • Assign shared inbox messages and track their status.
    • Edit shared drafts together in real time with private comments.
    • Connect Gmail, Outlook, Microsoft 365, and IMAP accounts.

    Where it doesn't

    • Advanced team collaboration features require the Pro plan.
    • The Free plan focuses on individual email productivity and calendar.
    • Support channels listed are documentation only.

  • Zoho TeamInbox — where it wins

    • Free plan supports up to 3 users and 30 conversations monthly
    • Assignment, internal discussions, and shared drafts support team workflows
    • Email, WhatsApp, and social messaging channels can share an inbox

    Where it doesn't

    • Solo is limited to 1 user and 500 conversations per month
    • Integrations listed are limited to Zapier, Zoho CRM, and Zoho Cliq
    • Starter and Professional plan pricing is not included in the published plan highlights
  • Spark for Teams9.1/10 · Free plan · 7-day trial

    A cross-device email client for teams coordinating shared inboxes and drafts.

    Visit SparkFull verdict →
  • Zoho TeamInbox8.8/10 · Free plan · paid from $0.99/mo · 14-day trial

    A low-cost shared inbox with assignment, internal discussion, and multichannel support.

    Visit Zoho TeamInboxFull verdict →

More comparisons

All email collaboration software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update