Growth · alternatives · 2026

24 alternatives to Inbox Gold

Identify your ideal customers and close more B2B deals

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Inbox Gold launched in 2021; newer entries below may have overtaken it.

1
Inbox by Google▲1,147
Next generation inbox
2014 · google.com · its alternatives →
2
Inbox Zero▲821
Clean Up Your Inbox In Minutes Newsletter management, AI automation, and email analytics. Inbox Zero is the open-source email app that puts you back in control of your inbox.
2023 · getinboxzero.com · its alternatives →
3
Inbox Flows▲159
Research and compare emails from top brands & competitors
2021 · inboxflows.com · its alternatives →
4
Hello Inbox▲283
Hey HN, I built an email deliverability SaaS with a RAG system. It's trained on all my knowledge and hundreds of real deliverability use cases from 4+ years experience as an Email Deliverability Specialist on Upwork. It solves a frustration problem a lot of businesses are experiencing. I'm looking for feedback so let me know in the comments.
Aug 2026 · helloinbox.email · its alternatives →
5
Zero▲845
Hi HN, I’m Nizar, and I’m building Zero (https://0.email) — an AI-powered email client that manages your inbox for you. Email hasn’t changed in decades, even though the way we work has. The average knowledge worker now spends close to 30% of their week on email, constantly reacting, replying, and sorting through noise. It’s become one of the biggest productivity sinks in modern work. At the same time, AI has transformed how we write, plan, and collaborate — yet our inboxes are still stuck in the past. I built Zero to fix that. Zero automatically prioritizes, organizes, and even…
2025 · 0.email · its alternatives →
6
Mailgo▲469
AI-powered cold email platform that boosts deliverability
2025 · mailgo.ai · its alternatives →
7
Juphy▲290
If Slack and Zendesk had a baby 🐣
2021 · juphy.com · its alternatives →
8
Boxy▲572
Inbox by Gmail, finally on your Mac
2015 · boxyapp.co · its alternatives →
9
Inside SaaS Sales▲379
1000+ sales emails and voicemails from top SaaS companies
2017 · its alternatives →
10
Success.ai▲364
Supercharge your growth with AI-powered cold emails
2023 · success.ai · its alternatives →
11
Superinbox▲531
Email vibing in your Gmail / Outlook
Oct 2025 · superinbox.com · its alternatives →
12
Breadcrumbs Reveal▲197
ML-driven ideal customer profile insights to win more deals
2022 · hginsights.com · its alternatives →
13
Prospect.io - Sales Automation▲310
Sales prospecting automation
2016 · overloop.com · its alternatives →
14
InboxCRM▲127
Track your sales pipeline without leaving your inbox, free
2023 · chromewebstore.google.com · its alternatives →
15
InboxJoy - Filter Noise from Social DMs▲77
AI Social Media Automations for a Lifetime License
Apr 2026 · inboxjoy.online · its alternatives →
16
Gentle Invoice▲140
AI-powered inbox assistant for managing invoices
2025 · its alternatives →
17
Openlead▲82
Unlock your ideal clients with AI-powered lead generation
2023 · its alternatives →
18
Universal Inbox▲132
Service your customers across multiple channels
2023 · app.helpwise.io · its alternatives →
19
NetHunt CRM▲142
Turn Gmail into a smart CRM
2016 · nethunt.com · its alternatives →
20
Inboundly▲97
Turn Twitter DMs into deals 10x faster
2024 · inboundly.ai · its alternatives →
21
Q by SubStrata▲153
AI powered email intelligence for B2B sales
2022 · substrata.me · its alternatives →
22
Outhop▲109
Outhop is the AI-powered buying intent platform. Find companies actively looking to buy what you sell — powered by real-time intent signals, AI lead discovery, and smart scoring.
Mar 2026 · outhop.ai · its alternatives →
23
InboxAlly▲116
Land In the inbox
2024 · inboxally.com · its alternatives →
24
IdealCustomers-AI▲100
Meet the right people for your product
2024 · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →