Compare Gmelius vs Instantly

Both tools in AI Email

Gmelius

Gmail-native team collaboration platform with shared inboxes, email automation, AI triage, sequences, and Kanban boards inside Google Workspace.

0 upvotesintermediate

Instantly

Cold email platform with unlimited sending accounts, built-in warmup, 450M lead database, AI reply handling, and flat-fee pricing that does not scale per user.

0 upvotesintermediate
Pricing

Pricing Comparison

GmeliusGmelius
Meli$19/user/mo

AI email triage, shared inboxes, basic automation, billed annually

Growth$25/user/mo

Full automation, sequences, meeting scheduler, billed annually

Pro$36/user/mo

Higher usage caps, custom roles, CRM integrations, CSAT tools

Enterprise$Custom

50+ users, dedicated support, bespoke AI and integrations

InstantlyInstantly
Growth$37/mo

Billed annually, 5,000 emails/mo, 1,000 contacts, unlimited inboxes and warmup

Hypergrowth$97/mo

25,000 emails/mo, A/B testing, Unibox, advanced analytics

Light Speed$358/mo

500,000 emails/mo, SISR dedicated servers, agency features

Lead Finder add-on from $47/mo—
Features

Feature Comparison

GmeliusGmelius
Shared Gmail InboxesAI Email ClassificationAI Reply DraftingEmail Routing RulesWorkflow AutomationEmail SequencesFollow-up AutomationKanban Email BoardsShared LabelsTeam CommentsEmail AssignmentMeeting SchedulerAuto-taggingAdvanced AnalyticsSlack IntegrationTrello IntegrationCRM Integrations7-day Free Trial
InstantlyInstantly
Unlimited Email AccountsUnlimited WarmupFlat-fee Team PricingAI Reply DetectionAI Email CopyUnibox Unified InboxA/B TestingSequence BuilderCondition-based Logic450M Lead DatabaseCampaign AnalyticsBounce DetectionAuto-pause on ReplyCRM Add-onHubSpot IntegrationSalesforce IntegrationAgency Multi-workspaceSISR Deliverability Infrastructure
Fit

Best For & Not For

GmeliusGmelius
✅ Best For
✅Google Workspace teams that want shared inbox management, assignment, and automation without leaving Gmail or paying for a full helpdesk
✅Small B2B customer success and support teams that need email collaboration tools under $25 per user per month
✅Sales teams that want to run email sequences and follow-ups directly from their Gmail account without a separate sales engagement tool
✅Operations teams that need automated email routing, Slack notifications, and CRM updates triggered by incoming email keywords
❌ Not For
❌Outlook and Microsoft 365 teams, since Gmelius is Gmail-only with no cross-platform inbox support
❌High-volume cold emailers needing inbox rotation and multi-domain sending infrastructure, which Gmail daily limits constrain
❌Teams wanting a true ticketing system with SLA management and customer portal, where dedicated helpdesks like Zendesk are a better fit
❌Budget-conscious solo users, because per-user pricing adds up and the free tier is only a 7-day trial of the Growth plan
InstantlyInstantly
✅ Best For
✅Sales teams of 5 or more people where per-seat tools like lemlist or Apollo would cost 5 to 10 times as much for the same volume
✅Agencies managing outbound for multiple clients, because unlimited accounts means no per-client inbox fees
✅Solo founders and early-stage startups who need to reach 1,000 prospects a month without paying for expensive sequencer seats
✅B2B companies whose main outbound channel is email and who want unlimited sending infrastructure without building it themselves
❌ Not For
❌Teams needing native LinkedIn automation, calls, or true multichannel sequences, which require lemlist or Reply.io
❌Marketers wanting a newsletter or broadcast email tool, since Instantly is built exclusively for cold outreach and 1-to-1 sequences
❌Users who expect the full stack at the Growth entry price, since A/B testing, Unibox, and CRM all require Hypergrowth or higher
❌Anyone unwilling to manage inbox infrastructure, because you still need to buy domains and set up Google Workspace or Outlook accounts separately
Availability

Platform & Accessibility

GmeliusGmelius
web-basedchrome-extension
InstantlyInstantly
web-basedapi
Use & Audience

Tasks & Who It's For

Integrations

Integrations

GmeliusGmelius
Communication
Slack
Project Management
Trello
CRM
HubSpotPipedrive
Automation
Zapier
Other
Google Workspace
InstantlyInstantly
CRM
HubSpotSalesforcePipedrive
Automation
Zapier
Communication
Slack
Other
Clay
Use Cases

Real-world Use Cases

GmeliusGmelius
1
A 6-person SaaS customer success team routes all incoming support emails through a shared Gmelius inbox, assigns each thread in one click, and cuts first-response time from 4 hours to under 30 minutes.
2
Nikhil, a sales manager, builds a 4-email nurture sequence in Gmelius that fires automatically when a prospect submits a form, booking 20 percent more discovery calls without any manual follow-up.
3
A legal firm uses keyword automation to route every email mentioning 'GDPR' or 'contract' to the appropriate partner inbox, eliminating misrouted emails that caused a billing dispute.
InstantlyInstantly
1
A 5-person SDR team at a logistics startup switches from lemlist to Instantly, cuts their monthly tool cost from $395 to $97, and uses the savings to buy a dedicated data plan that doubles their outreach volume.
2
Rohan, a solo founder, connects 10 sending accounts through Instantly's warmup network and books 15 demos in his first month of cold email without a single email going to spam.
3
An agency managing 8 client cold email programs uses multi-workspace to isolate each client's campaigns, tracks performance across accounts from one dashboard, and bills clients at a margin on the flat fee.
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