Apollo
Sales
Find and engage leads with powerful sales intelligence.
Like InboxPlus, Apollo is in the Sales category. Both are freemium. Worth comparing on the detail page.
We've curated 38 of the best alternatives to InboxPlus, ranked by feature overlap, topic similarity, user ratings, and popularity. Apollo, Pod, and FlashIntel lead the list as the closest matches.
Updated May 18, 2026
The list includes 19 freemium, 12 paid, and 7 with a free trial, so whether you're looking for a no-cost replacement or a more capable paid tier, there's an option to compare. InboxPlus itself is freemium, which makes freemium alternatives the most natural starting point.
Many of these tools cluster around use cases like Sales, Sales Automation, Lead Generation, and Customer Engagement — the same problem spaces InboxPlus addresses. Cross-referencing tools that overlap on multiple topics gives a more reliable signal than category alone, because two products in the same category can still serve very different workflows.
Our ranking weighs eight signals: shared category, topic overlap, feature overlap, name and description text similarity (via PostgreSQL's pg_trgm and tsvector), Bayesian-smoothed user ratings, pricing-model match, popularity, and editorial overrides. Scores are then normalized within each tool's own candidate pool so the top match always represents the strongest available alternative.
Use the table of contents below to jump to free or paid alternatives, or scroll down to compare each option side-by-side with InboxPlus.
Ranked by compatibility score
Sales
Find and engage leads with powerful sales intelligence.
Like InboxPlus, Apollo is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
AI copilot for B2B salespeople to manage pipelines efficiently.
Like InboxPlus, Pod is in the Sales category. Both are freemium. Worth comparing on the detail page.
0 free and 19 freemium options.
12 paid options.
14 additional candidates
Apollo ranks as the highest-scoring alternative to InboxPlus, based on shared category, topic overlap, feature similarity, and user ratings. Ratings are still being collected for this tool.
Yes — 0 fully free and 19 freemium alternatives are available, including Apollo, Pod, and FlashIntel.
Apollo is similarly priced (freemium) and sits in the same category (Sales). View its detail page to compare features, integrations, and reviews side-by-side.
Top Sales alternatives include Apollo, Pod, FlashIntel, and Kundy. These tools share the same primary category and have meaningful topic overlap with InboxPlus.
Neither InboxPlus nor Apollo has user ratings yet — be the first to review either tool to help future visitors compare them.
Sales
AI-powered network for faster, smarter deal closures
Like InboxPlus, FlashIntel is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
AI-powered personalized email marketing for ideal customers.
Like InboxPlus, Kundy is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Improved Shopify product page conversions.
Like InboxPlus, ConvertMate is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
AI-powered outreach to boost B2B sales
Like InboxPlus, Vidyard is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Warm sales acquisition made easy
Like InboxPlus, Zaplify is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Create custom AI chatbots to boost sales and support.
Like InboxPlus, NexxtSupport is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Find hyper-compatible SMB leads in seconds.
Like InboxPlus, Openmart is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Turn leads' browsing into actionable AI summaries.
Like InboxPlus, Upflowy is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Supercharge B2B sales with AI-driven LinkedIn prospecting and outreach.
Like InboxPlus, Leadfwd is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Elevate sales with AI chatbots that convert and book meetings.
Like InboxPlus, Sales AI Chatbot by Reply.io is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Automate support with AI, resolving 70% of questions instantly.
Like InboxPlus, tak.chat is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Skyrocket your sales with AI-powered prospecting.
Like InboxPlus, Outbase is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Build scalable AI workflows for growth teams.
Like InboxPlus, Bitscale is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
AI-powered SDR for instant demos and qualification
Like InboxPlus, FullContext is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Website chatbots for support and sales assistance.
Like InboxPlus, Chatsimple AI Sales Chatbot is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
AI personalized outreach without the research burden.
Like InboxPlus, Strama is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Website Chatbot & Voicebot w/ Hotswappable Models, Databases, & Tools!
Like InboxPlus, Splutter AI is in the Sales category. Both are freemium. Worth comparing on the detail page.
Sales
Supercharge sales with AI-powered lead generation.
Like InboxPlus, Hyperscale is in the Sales category. Hyperscale is free-trial, while InboxPlus is freemium. Worth comparing on the detail page.
Sales
Boost sales with personalized ecommerce experiences
Like InboxPlus, Clerk.io is in the Sales category. Clerk.io is paid, while InboxPlus is freemium. Worth comparing on the detail page.
Sales
Create a digital twin of your best salesperson.
Like InboxPlus, Certainly is in the Sales category. Certainly is paid, while InboxPlus is freemium. Worth comparing on the detail page.
Sales
Build advanced AI chatbots for WhatsApp and more.
Like InboxPlus, Todook is in the Sales category. Todook is paid, while InboxPlus is freemium. Worth comparing on the detail page.
Sales
AI-powered B2B sales engagement platform
Like InboxPlus, GetSales.io is in the Sales category. GetSales.io is paid, while InboxPlus is freemium. Worth comparing on the detail page.
13 more free/freemium alternatives listed below. Browse all InboxPlus alternatives ↓
19 free or freemium alternatives to InboxPlus on /tools/inboxplus/alternatives.
6 more paid alternatives listed below. Browse all InboxPlus alternatives ↓
12 paid alternatives to InboxPlus on /tools/inboxplus/alternatives.
Like InboxPlus, Koncert is in the Sales category. Koncert is free-trial, while InboxPlus is freemium. Worth comparing on the detail page.