ReachInbox

ReachInbox is an AI-driven cold-outreach platform that combines prospect discovery, personalized campaigns, mailbox warmup and shared inbox management. It is best for teams that need to connect outbound work with CRM, automation or internal tools. The strongest case is an integrated workflow; the main caution is matching plan quotas to your lead and sending volume.

Overview

ReachInbox brings prospect search, campaign creation and reply handling into one web and API-based service. Its AI can search millions of contacts from a plain-language description of the prospects you want, then analyze those prospects to create personalized email campaigns. That reduces tool switching for teams building lists and sequences, while the active-lead, email and AI word-credit caps make capacity a central buying decision.

Key features

Prospecting and campaigns

AI lead discovery is useful when your audience can be described clearly and you want sourcing inside the outreach workflow. Campaign generation adds personalization rather than limiting the product to bulk sending. Spintax, AI-optimized sending patterns, live campaign adjustments and dynamic domain rotation provide several controls aimed at deliverability, but they complement rather than replace sensible volume management.

Mailboxes, warmup and inbox

You can connect Gmail, Outlook or any IMAP/SMTP account. AI warmup automates sending and replying to help build sender reputation, with unlimited warmup on every paid tier but only 14 days on the free plan. Onebox consolidates conversations, supplies a 360-degree customer view and auto-categorizes conversations; reply detection helps teams act on responses without checking each mailbox separately.

Automation and connections

ReachInbox connects with Slack, Zapier, Make, HighLevel, n8n, Pabbly, Activepieces, Google Sheets and HubSpot. These connections can trigger campaigns, update lead status, synchronize replies and move data between systems. API and webhook access supports contact syncing, personalized sequences and real-time notifications, making Growth and above more suitable for custom operations than Starter.

Pricing

A free plan is capped at three email accounts, 50 active leads per month, 250 emails per month, 500 AI word credits, one workspace and 14 days of warmup. It is appropriate for a small proof of concept, not sustained outreach.

Starter — $30.00 per month, billed yearly. Unlimited email accounts and AI warmup sit alongside 2,000 active leads, 10,000 emails and 5,000 AI word credits per month, with one workspace and general support. Choose it for a single operator or small team; the low workspace and quota ceilings limit larger programs.

Growth — $75.00 per month, billed yearly. This raises capacity to 50,000 active leads, 250,000 emails and 25,000 AI word credits, plus 20 workspaces. Hyper-personalization, AI enrichment, AI replies, webhooks, API access and integrations, and priority support make it the practical tier for teams running connected, multi-workspace campaigns.

Pro — $225.00 per month, billed yearly. The allowance reaches 200,000 active leads, 1 million emails and 150,000 AI word credits across 50 workspaces, retaining Growth’s advanced features and priority support. It fits agencies or high-volume teams that would outgrow Growth’s quotas.

Enterprise — starts at $999 per month. It includes 1 million monthly emails, 500,000 active leads, unlimited AI warmup, unlimited mailboxes, 50 workspaces, 150,000 AI word credits, white labeling and a personal account manager. This is the tier for organizations needing branded deployment and dedicated assistance.

Platforms

ReachInbox is offered through the web and an API, allowing browser-based operation alongside integrations and custom systems.

Who it's for

Choose ReachInbox if you want prospecting, personalized cold email, warmup and inbox handling in one connected stack, especially when API or webhook automation matters. It is less suitable for occasional senders who will not use its broader workflow or for teams whose volume fits comfortably inside a simpler, lower-capacity tool.

Pros and cons

Pros

• Broad outreach workflow: prospect discovery, campaign personalization, warmup and Onebox reduce the need to stitch together separate services.
• Flexible mailbox support: Gmail, Outlook and IMAP/SMTP accounts accommodate varied sending setups.
• Strong automation surface: numerous integrations plus API and webhooks support synchronized lead and reply workflows.
• Scalable paid tiers: Growth and Pro expand leads, emails, AI credits and workspaces substantially.

Cons

• Free plan is highly restricted: 250 emails monthly and 14 days of warmup are suitable mainly for evaluation.
• Annual billing on core paid plans: Starter, Growth and Pro prices are tied to yearly billing, reducing short-term flexibility.
• Sharp quota jumps: teams exceeding Starter limits may need to move directly to the much more expensive Growth tier.

Alternatives

Mixmax is a better fit when you want extension-based operation and lightweight tracked-email or sequence limits, with broader desktop platform coverage.

Yesware suits users prioritizing basic open and attachment tracking, meeting scheduling and small campaign-recipient limits.

Growbots is worth considering when partial access to a 180M-plus prospect database and predefined outreach sequences matter more than ReachInbox’s API-led workflow.

Mails.ai is preferable for agent- and developer-oriented usage, including SDKs, REST and an MCP server.

Mystrika is an alternative for teams seeking a web-based freemium outreach service.

Outplay fits users wanting a free-forever plan with two mailboxes and 2,000 active prospects per month.

Regie.ai is aimed at AI research, enrichment, drafting and agents through a shared credit pool.

Warmbly is the narrower choice when mailbox warmup, including self-hosted deployment, is the primary requirement.

For broader discovery, browse Cold Email Software and Email Scheduling Software.

Verdict

ReachInbox is a strong choice for growth teams and agencies that want AI prospecting, personalized cold email, warmup and inbox operations tied into their existing stack. Pick it for the integrated automation and high-volume Growth or Pro quotas; look elsewhere if you need flexible month-to-month entry, a generous free allowance or only a simple email-tracking tool.