Top Koala Alternatives in 2026

RB2B is the fastest swap for teams that liked Koala's credit-based pricing and Slack-first alerts but want a lower price floor to start. Setup is a single script tag, and named-visitor alerts land in Slack within minutes, the same workflow Koala reps are used to. The free plan (150 resolutions a month, company-level only) costs nothing to test, and Starter opens at $79 a month, a fraction of Koala's $200 entry price. The catch: identification only fires on US IP addresses, so international traffic never resolves, and credits burn on every matched visitor whether or not they're your ICP, so noisy traffic can inflate the bill fast. Business email addresses and full integrations don't show up until the $149-a-month Pro plan. For a US-focused team that wants Koala's Slack-alert habit without the acquisition risk hanging over it, RB2B is the closest cheap match.

Warmly is built for teams that want Koala's AI-scored, play-driven workflow taken further, but the AI layer costs more than the $10,000-a-year entry price suggests. That floor plan is plain visitor ID: contact and company identification, alerts, CRM sync, and retargeting, with no AI chatbot, no live chat, no automated follow-up. Those features start on the $20,000-a-year Inbound Chat plan, which adds one AI Studio agent, live chat, and automated email follow-up. Unlimited AI Studio agents plus an Autopilot agent, the full Context Graph-driven workflow closest to what Koala was building toward, require the $30,000-a-year AI Inbound Autopilot plan. There's no free tier at any level, and even the cheapest plan is a steep jump from Koala's $200-to-$1,000-a-month range. Native CRM sync only covers HubSpot and Salesforce, and IP-based identification is weaker for remote and mobile visitors than for office traffic. HubSpot agreed to acquire Warmly in June 2026, though Warmly says pricing and the product stay unchanged for now. Pick Warmly if your team has budget for a five-figure annual contract and wants the AI-agent depth Koala was building toward, and budget for $20,000 a year to actually get it, not $10,000.

Leadfeeder, recently reverted from the Dealfront name, fits teams whose Koala use case was more marketing-driven: seeing which companies read your site, then pushing that into ads and CRM rather than chasing AI-scored plays. The free Lite plan identifies up to 100 companies a month forever, and Discover opens at 79 euros a month billed annually for real-time alerts and CRM pushes. Activate adds AI prospect-list building and B2B display ad campaigns, features most Koala users would recognize as adjacent to intent scoring. The tradeoffs: annual plans need 30 days' notice to cancel or you're rebilled for a full year, and reviewers report a meaningful share of enriched contacts come back with missing or unusable details. IP-based matching also misses visitors on home networks. Leadfeeder suits a team that wants company-level signal, ad retargeting, and a real free tier more than Koala's AI-play engine.

Snitcher strips visitor ID down to its core: company-level identification with no per-seat fee, unlimited team members, and all integrations included even on the cheapest plan. Entry pricing starts at $49 a month for up to 50 identified companies, well under Koala's $200 floor, and support gets repeatedly praised in reviews as fast and hands-on. There's no free-forever tier, only a 14-day trial, and named-person contact data (email or phone) is a separate metered add-on, so a team that wants Koala's person-level alerts by default will need to budget extra for reveal credits. Tier jumps can also be steep once you outgrow a volume bracket. Snitcher is the pick for a lean team that wants company-level Slack alerts at the lowest possible price and doesn't need Koala's AI scoring or plays.

Unify is the closest match to what Koala was trying to become, but the free, Base, and Pro plans are an outbound-prospecting tool, not a visitor-identification tool. Those plans pull third-party signals, job changes, hiring, funding, tech stack, from more than 40 sources and turn them into enriched lists and sequences, a strong swap for Koala's data feed if your job is outbound prospecting rather than watching who's live on your site. First-party website-visit and product-usage tracking, the piece closest to Koala's core alert, is a Business-tier feature with custom, quote-only pricing. Like Koala, the lower tiers run on a seat-plus-credit model: the free plan supports real prospecting and sequencing for up to three seats, and Base starts at $20 a seat a month with job-change and hiring signals plus AI email copywriting. HubSpot and Salesforce sync stay read-only until Pro at $60 a seat a month. Unify doesn't publish what any single action costs in credits, so estimating a real monthly bill takes some trial and error. For teams that want Koala's signal-in, play-out logic applied to outbound prospecting, Unify's cheap tiers are the nearest match. For teams that specifically need Koala's website-visitor identification, that only exists on Unify's custom-priced Business tier.