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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