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Head-to-head · Email Clients

eM Client vs Spike

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score eM Client #6 in Email Clients 8.8/10 Free plan · 30-day trial Free planFree trial✓ 4 of 4 features Visit eM Client
Spike #18 in Email Clients 7.6/10 Free plan Free plan✓ 3 of 4 features Visit Spike

eM Client leads on 0 checks, Spike on 1, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreeM Client · 8.8/10
  • Free planboth
  • Free trialonly eM Client
  • Most featureseM Client · 4 of 4

eM Client scores higher on our rubric for email clients: 8.8 against 7.6 out of 10; our editors rank them #6 and #18.

Spike leads on account limit: 3 accounts versus 2 accounts.

eM Client is the better fit for users wanting broad productivity integrations. Spike is the better fit for conversational email and team collaboration.

  • eM Client fits best

    Users wanting broad productivity integrations

  • Spike fits best

    Conversational email and team collaboration

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 eM Client 8.8/10 Visit ↗ Spike 7.6/10 Visit ↗
At a glance
Editor score 8.8 7.6
Ranking #6 in Email Clients #18 in Email Clients
Best for Users wanting broad productivity integrations Conversational email and team collaboration
Pricing model Free plan + paid Free plan + paid
Starting price $39.95/user/yr $4/user/mo
Free plan ✓ ✓
Free trial 30 days —
Deployment Desktop, Mobile Cloud, Desktop, Mobile
Platforms Windows, macOS, iOS, Android Web, Windows, macOS, iOS, Android
Support Email, Community Email, Live chat, Docs
Integrations 15 integrations 12 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features eM Client 4/4 · Spike 3/4
Unified inbox ✓ ✓
Offline access ✓ (best) Not checked yet
Scheduled sending ✓ ✓
Calendar tools ✓ ✓
Specs
App coverage All All
Account limit 2 accounts 3 accounts (best)
Our review
Pros
  • Unified inbox supports multiple email accounts
  • Works across Windows, macOS, iOS and Android
  • Includes encryption, offline access, calendars and AI assistance
  • Unified inbox supports Gmail, Outlook, Yahoo, iCloud, Hotmail, and IMAP
  • AI summaries, generation, scheduled sending, and priority sorting
  • Calendar, tasks, notes, calls, and shared inboxes in one app
Cons
  • Free license is limited to two email accounts
  • Free license is for personal, non-commercial use
  • Its broad feature set may exceed email-only needs
  • Free supports one email address, 60 days of search, and 1 GB storage
  • Pro supports unified inboxes for up to three email addresses
  • Unlimited email addresses require the $12 Ultimate plan
Our verdict

eM Client is an email client for individuals, freelancers and businesses who want email, calendars, tasks, contacts, notes and chat in one application. It connects with Gmail, Google Workspace, Microsoft 365, Exchange, Outlook, iCloud,…

Read the review →

Spike is an email client for individuals, professionals, and teams that want email and collaboration features in one workspace. It turns traditional email threads into chat-like conversations and connects Gmail, Outlook, Yahoo, iCloud,…

Read the review →
  1. eM ClientEmail Clients 8.8Free plan · 30-day trial
  2. SpikeEmail Clients 7.6Free plan

Strengths and trade-offs

  • eM Client — where it wins

    • Unified inbox supports multiple email accounts
    • Works across Windows, macOS, iOS and Android
    • Includes encryption, offline access, calendars and AI assistance

    Where it doesn't

    • Free license is limited to two email accounts
    • Free license is for personal, non-commercial use
    • Its broad feature set may exceed email-only needs

  • Spike — where it wins

    • Unified inbox supports Gmail, Outlook, Yahoo, iCloud, Hotmail, and IMAP
    • AI summaries, generation, scheduled sending, and priority sorting
    • Calendar, tasks, notes, calls, and shared inboxes in one app

    Where it doesn't

    • Free supports one email address, 60 days of search, and 1 GB storage
    • Pro supports unified inboxes for up to three email addresses
    • Unlimited email addresses require the $12 Ultimate plan
  • eM Client8.8/10 · Free plan · 30-day trial

    A capable multi-account client for users who want email alongside broader productivity tools.

    Visit eM ClientFull verdict →
  • Spike7.6/10 · Free plan

    A flexible email workspace for people and teams that want more than a traditional inbox.

    Visit SpikeFull 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