Comparison
KalTalk: pricing and 7 alternatives
KalTalk is an AI support agent that answers from your docs across live chat, email and WhatsApp, with WhatsApp sold as a $19 per number add-on on seat-capped plans. Here is what it costs for a real team, who it fits, and 7 alternatives when it does not.
Pricing and features verified against each vendor's site on September 1, 2026
KalTalk is an AI customer support platform. Its agent answers questions from your own help docs across a website chat widget, email and WhatsApp, hands the conversation to a person through a shared inbox when it cannot, and runs escalation rules and proactive triggers for website visitors. If your support load is mostly repeat questions with a documented answer, that is a strong pitch.
The pricing works differently from a WhatsApp-first inbox. Plans are capped by seats and by monthly conversation and AI-resolution allowances: Starter is free for 2 users and 50 conversations a month, Pro is $39.99 a month billed yearly for 3 users, Team is $79.99 for 7 users and Growth is $199.99 for 15. WhatsApp is not included in any of them; it is an add-on at $19 per number per month on every plan, with no per-message fees.
This guide gives the honest arithmetic. Per WhatsApp number, KalTalk can come out cheaper than a dedicated WhatsApp inbox. Per person, once you count seat caps, AI usage limits, voice note transcription and per-customer team scoping, Spun's flat $49 per number with unlimited team members usually wins. The table and the alternatives below cover both cases, plus multichannel and API-based options.
KalTalk pricing, explained
KalTalk publishes four plans, all quoted per month on yearly billing: Starter (free, 2 users, 50 conversations a month), Pro ($39.99, 3 users, 200 AI resolutions), Team ($79.99, 7 users, 800 AI resolutions) and Growth ($199.99, 15 users, 3,000 AI resolutions). Enterprise is custom. Monthly billing costs more; the one monthly figure KalTalk publishes is $95.99 for Team.
WhatsApp is an add-on on every plan at $19 per number per month, each number arriving as its own channel in the inbox. There are no per-message fees and no template approval flow. KalTalk's site does not say how WhatsApp connects (QR-linked device or Business API), whether WhatsApp groups are supported, or what happens when an allowance runs out mid-month, so treat those as questions for their sales team.
For contrast: Spun is $49 per month per WhatsApp number on Pro, with unlimited team members, no seat caps and AI, transcription and translation included; additional numbers are $49 each on Pro, or $29 for a Pro line on Max plans.
| Plan | Price | Included / limits |
|---|---|---|
| Starter | $0/month | 2 users, 50 conversations/month, WhatsApp +$19 per number |
| Pro | $39.99/month billed yearly | 3 users, 200 AI resolutions/month, WhatsApp +$19 per number |
| Team | $79.99/month billed yearly ($95.99 monthly) | 7 users, 800 AI resolutions/month, WhatsApp +$19 per number |
| Growth | $199.99/month billed yearly | 15 users, 3,000 AI resolutions/month, WhatsApp +$19 per number |
KalTalk prices from kaltalk.com/pricing and kaltalk.com/blog/best-shared-inbox-software, checked September 1, 2026. Connection method, group support and overage rules are not stated on the site; the KalTalk column in the table below marks those "Not stated".
2 people, 1 number: Spun $49 per month flat (any team size); KalTalk Pro $39.99 per month billed yearly for up to 3 users plus $19 per month for the WhatsApp number, $58.99 per month in total.
Why WhatsApp teams look for a KalTalk alternative
KalTalk is a good AI support agent. These are the reasons it may not fit a team that lives on WhatsApp.
Seat caps on every plan
Two users on Starter, three on Pro, seven on Team. A growing sales or support team hits the next tier by headcount, not by usage.
WhatsApp is an add-on, not the product
Each WhatsApp number is $19 per month on top of the plan, and the platform is built around website chat and email first.
AI is metered by resolutions
Every plan carries a monthly AI-resolution allowance. That is fine for deflecting FAQ tickets; it is a ceiling for a team that wants AI on every conversation.
Unclear WhatsApp mechanics
KalTalk's site does not say whether WhatsApp connects by QR or through the Business API, or whether groups are visible. If groups or an existing number matter, ask before you sign.
No voice notes, no translation, no per-customer scoping
Voice note transcription, speech-to-speech translation and per-customer team scoping are not listed KalTalk features. WhatsApp-first teams tend to need all three.
KalTalk alternatives at a glance
| Feature | Spun | KalTalk | Respond.io | Trengo | SleekFlow | WATI | Periskope | TimelinesAI |
|---|---|---|---|---|---|---|---|---|
| Pricing model | Flat, whole team | Plan + seat caps + per number | Plan + contacts + users | Plan + conversation caps | Per user (min seats) | Plan + per user | Per user | Per user |
| Entry price (paid) | $49/mo flat | $39.99/mo (annual) | $99/mo | EUR 299/mo (annual) | ~$149/mo | $59/mo (annual) | ~$49/user/mo | ~$25/user/mo |
| Unlimited team members | ||||||||
| Needs Business API approval | Not stated | |||||||
| Per-message Meta fees | ||||||||
| Works with your existing number | Not stated | |||||||
| WhatsApp groups | Not stated | |||||||
| Message templates required | ||||||||
| AI compose / summary / ask-a-chat | AI agent (capped resolutions) | AI agents | AI agent | AI suite | Add-on credits | AI responses | ChatGPT autoresponder | |
| Voice note transcription | Not stated | |||||||
| Speech-to-speech translation | Not stated | |||||||
| Per-customer team scoping | Not stated | Advanced roles | Teams | Roles | Roles | Roles | Inbox-level | |
| Ticketing / SLA engine | Escalation rules | Workflows | Partial | Basic | ||||
| Named CRM integrations | Webhooks + Zapier | Not stated | API + Sheets | |||||
| Free tier / trial | Free tier + trial | Free tier + trial | 7-day trial | 14-day trial | Free tier | 7-day trial | Free tier | 10-day trial |
Prices are the vendors' published entry-level paid plans as listed on their websites on August 1, 2026 (annual billing where noted). API-based platforms also pass through Meta's per-message fees, which vary by country and message category. Always confirm current pricing on each vendor's site.
1.Spun
Our pickBest for teams that want AI on their existing WhatsApp number, without the Business API
Spun takes a fundamentally different approach from Business API platforms. It connects to the WhatsApp number you already use by scanning a QR code, the same way WhatsApp Web links a device. That means no API approval, no dedicated number, no message templates, no 24-hour window and no per-message fees. Your chat history and your WhatsApp groups come with you.
On top of that connection, Spun layers a genuinely AI-first workspace: AI drafts replies in your tone, summarizes long conversations, answers questions about any chat, auto-labels and triages incoming messages, and can run a knowledge-base chatbot. Voice is a standout: voice notes are transcribed automatically, and Spun can even translate speech to speech so you can talk to customers across languages.
It is built mobile-first, which matters if you actually run your business from your phone. Team sharing is granular: you can give a virtual assistant or teammate access to only their customers' conversations rather than the whole inbox. Broadcasts and scheduling are included, with built-in caution: Spun helps you stay within safe sending limits rather than encouraging mass blasting.
Pros
- Works on your existing number and history via QR, no API approval
- Full WhatsApp groups support
- Flat pricing, unlimited team members
- AI compose, summaries, ask-a-chat, auto-labeling, daily briefing
- Voice transcription and speech-to-speech translation
- Per-customer conversation scoping for VAs and teams
- Mobile-first apps
Cons
- No ticketing / SLA engine (triage is AI-driven instead)
- Fewer named CRM integrations (webhooks and Zapier instead)
- Not designed for official-API use cases like green-tick verified mass notifications
2.Respond.io
Best omnichannel platform for mid-market teams on the Business API
Respond.io is one of the most polished omnichannel platforms on the API lane. It unifies WhatsApp, Instagram, Facebook, TikTok and more into one AI-powered inbox, with strong workflow automation, AI agents and deep reporting.
The trade-off is cost structure: you pay for the plan, for user seats and for Monthly Active Contacts. Growth at $199/mo includes 1,000 active contacts; beyond that you pay $12 per extra 100. For high-volume teams this adds up quickly, and Meta's per-message fees still apply on top.
Pros
- Excellent omnichannel inbox and automation builder
- AI agents for lead qualification and support
- Strong analytics and enterprise-grade controls
- HubSpot, Salesforce and many native integrations
Cons
- Expensive for small teams; contact-based billing is hard to predict
- Business API only: templates, 24-hour window, no groups
- Overkill if WhatsApp is your only channel
3.Trengo
Best European team inbox with ticketing and SLA needs
Trengo is a Netherlands-based omnichannel customer service platform with proper ticketing-style workflows, SLA-oriented features, CSAT measurement and voice call support.
Its pricing is plan-based with conversation allowances: Boost includes 10 users and 6,000 conversations per year, Pro includes 20 users and 18,000. Broadcasts are an add-on, and WhatsApp still runs through the Business API with Meta fees.
Pros
- Real customer-service tooling: SLAs, CSAT, routing, voice
- 10 to 20 user seats included, generous for the price
- European company, GDPR-focused
Cons
- Conversation caps: busy inboxes outgrow the allowance
- Broadcasts cost extra
- API-based: templates, no groups, no existing number
4.SleekFlow
Best for commerce-focused teams in Asia on the Business API
SleekFlow is an omnichannel social commerce platform popular in Hong Kong, Singapore and Southeast Asia. It combines a shared inbox with flow automation, payment links and catalog features, and it ships a capable AI suite.
Pricing is per user with minimum seat counts, and WhatsApp costs extra: a hosted number is $15/mo and every template message is billed at Meta's rates. Like all API platforms, it cannot touch WhatsApp groups or your existing personal-number history.
Pros
- Strong commerce features: catalogs, payment links, Shopify integration
- Omnichannel: WhatsApp, Instagram, WeChat, LINE and more
- Free tier to test core features
Cons
- Per-user pricing with minimum seats gets expensive
- WhatsApp number hosting and message fees are extra
- Business API limits: templates, no groups, dedicated number
5.WATI
Best-known Business API platform for small businesses
WATI is one of the most popular entry points to the WhatsApp Business API, with a shared team inbox, broadcast campaigns, no-code chatbots and a large integration marketplace including Shopify and Zoho.
The trade-offs are cost structure and seat limits: the Growth plan is hard-capped at 3 users, extra seats on higher tiers cost $24 to $69 per user, AI features are credit-based add-ons, and Meta's per-message fees apply on top of every plan.
Pros
- Mature product with a large integration marketplace
- Strong broadcast and chatbot tooling
- Well-documented, big user community
Cons
- Growth plan capped at 3 users with no way to add more
- Per-user fees stack quickly on growing teams
- API limits: templates, 24-hour window, no groups, dedicated number
6.Periskope
Best for managing WhatsApp groups and tickets at scale on your existing number
Periskope sits on the same lane as Spun: it connects to the WhatsApp numbers you already use by QR code, with no Business API, templates or per-message fees. Its focus is operations at scale: shared inboxes across multiple numbers, group management dashboards, ticketing with SLAs, bulk messaging and a developer API with Google Sheets integration.
The trade-offs are pricing and depth outside operations. Plans are per user, so costs grow with the team. The product is web-first, with a thinner mobile experience, and its AI is oriented at auto-responses and labels rather than a full drafting, summarizing and ask-a-chat workspace. There is no voice transcription or speech translation.
Pros
- Works on your existing number and groups via QR, no API approval
- Strongest group management dashboards in this comparison
- Built-in ticketing with SLAs, rare on the unofficial lane
- Developer API and Google Sheets integration
Cons
- Per-user pricing climbs with team size
- Web-first: mobile experience is limited
- AI is automation-oriented, not a drafting / summarizing workspace
- No voice transcription or speech-to-speech translation
7.TimelinesAI
Best for unifying many existing WhatsApp numbers into one inbox
TimelinesAI connects multiple existing WhatsApp numbers by QR code into a single shared inbox, with no Business API involved. It adds a ChatGPT-based autoresponder, Zapier and native CRM integrations, bulk messaging and a Chrome extension, and it keeps each number's chat history.
Costs are per seat, which adds up as the team grows. The AI is a bolt-on autoresponder rather than a drafting and summarizing workspace, there are no voice features, and the product is desktop-web-first. Team permissioning is inbox-level rather than per-customer.
Pros
- Connects many existing numbers into one shared inbox
- ChatGPT autoresponder plus Zapier and CRM integrations
- No API approval, keeps chat history and groups visible
Cons
- Per-seat pricing grows with the team
- AI is an autoresponder, not compose / summaries / ask-a-chat
- No voice transcription or speech translation
- Web-first with a limited mobile experience
FAQ
KalTalk: frequently asked questions
Try Spun on your existing WhatsApp number
Scan a QR code, keep your number and chat history, and get an AI-powered shared inbox for your whole team at one flat price. No Business API approval, no per-message fees, no templates.
Start your free trialWhich KalTalk alternative should you pick?
Stay on KalTalk if the job is an AI agent deflecting documented questions on website chat and email, with WhatsApp as a side channel and a small, stable team: per WhatsApp number it is inexpensive, and the free tier is real. If you need a multichannel inbox with the official WhatsApp API, Respond.io and Trengo are the strongest all-rounders, with the usual API trade-offs of templates, Meta fees and no groups.
If your team actually works on WhatsApp all day, on the number you already use, with several people answering, voice notes to transcribe and customers who should only be seen by the people assigned to them, Spun is the flat-price answer: $49 per number per month, unlimited team members, AI included, no API and no per-message fees.
Start your free Spun trialFree trial, no credit card required. See pricing.