Best LINE OA CRM Tools 2026
Discover the top CRMs with native LINE Official Account (OA) integration for automated chat, sales, and CRM sync.
SleekFlow and respond.io lead the market for LINE OA CRM, offering professional-grade automation and multi-agent inboxes. Zaapi is the top choice for smaller retail teams.
The Tools in Detail
SleekFlow
Commerce · Freemium · Free tier · Global, SEA · EN / TH / ID / VI / MS / ZH
SleekFlow is a Hong Kong-headquartered omnichannel customer engagement platform combining WhatsApp Business API, Instagram, Facebook Messenger, LINE, and SMS into a single inbox with automation, broadcast, and CRM features. Used heavily by SEA retailers and DTC brands for sales conversion and post-purchase support.
SleekFlow's native LINE support makes it one of the few omnichannel platforms that handles both Thai LINE traffic and ASEAN WhatsApp traffic in the same inbox. For SEA retailers selling across Thailand and Indonesia, that single integration matters more than the price difference vs Respond.io.
Best for: Singapore and Malaysia DTC brands on WhatsApp; Thai retailers running LINE official accounts; Indonesian e-commerce sellers handling WhatsApp orders; Vietnamese small businesses with Zalo and WhatsApp customers
Respond.io
Marketing · From USD 79/month · Global, SEA · EN / MS / TH / ID / VI / ZH / ES
Respond.io is a Kuala Lumpur-founded customer conversation platform that consolidates WhatsApp Business API, Line, Messenger, Instagram, Telegram, and SMS into a single AI-powered inbox. Used by 10,000+ businesses globally with particular strength across SEA, where messaging-first customer support is the norm.
Founded and headquartered in Malaysia, with deep native support for the messaging apps SEA actually uses - Line in Thailand, WhatsApp across MY/SG/ID/PH, and Zalo for Vietnamese teams via integrations. No markup on Meta WhatsApp pricing is a meaningful edge for SEA SMEs.
Best for: SEA e-commerce teams on WhatsApp / Line; Sales teams running chat-first lead nurture; Agencies managing multiple client inboxes; Customer support teams across messaging apps
Zaapi
AI Assistant · From THB 1875/month · SEA, Thailand, Indonesia, Malaysia, Philippines, Vietnam, Singapore · EN / TH / ID / VI
Zaapi is a Bangkok-headquartered conversational commerce platform that unifies WhatsApp, LINE, Facebook, Instagram, and marketplace (Shopee, Lazada, TikTok Shop) messages into one AI-powered inbox. Used by thousands of SEA retailers to automate customer support, manage orders, and run broadcast marketing campaigns with a specialized AI agent for local language intents.
Zaapi is built specifically for the 'social commerce' reality of Southeast Asia, where sales happen in chat apps rather than web checkouts. Unlike Western platforms like Intercom, Zaapi prioritizes LINE OA (critical for Thailand) and Shopee/Lazada integrations. Their AI agent is particularly strong at handling the informal 'social' language used by SEA buyers, making it the de facto standard for high-volume Thai and Indonesian retail teams.
Best for: Thai retailers relying on LINE OA and TikTok Shop for sales; Indonesian and Malaysian SMEs managing high WhatsApp volume; SEA e-commerce brands syncing support with Shopify and Marketplaces; Multi-country SEA teams needing a unified view of social commerce chats
Mixdesk
CRM & Customer Engagement · Freemium · Free tier · Global · EN / ZH
Mixdesk is a customer-conversation platform that brings WhatsApp, Instagram, Facebook Messenger, TikTok, LINE, Telegram, web chat and email into one shared inbox, with automation, broadcasts and knowledge-grounded AI agents that answer common questions, qualify leads and hand conversations to human teammates. It launched in 2024 as the global brand of the company behind Meiqia, a customer-service product that began in 2014. The legal entity is Beautiful Interaction International Co., Limited, and the company lists offices in Hong Kong, Shenzhen and Hangzhou. Pricing is published in US dollars and is charged per plan rather than per seat: every plan, including the free one, allows unlimited teammates.
Mixdesk's case in Southeast Asia rests on two published facts. First, LINE: it connects LINE Official Accounts through the official Messaging API, with broadcasts, feedback-button workflows and routing across multiple accounts, which is the channel that decides whether a messaging tool is usable in Thailand. Personal LINE accounts are not supported. Second, the pricing shape: plans are flat, with unlimited teammates on every tier, so a ten-person support team pays the same plan price as a two-person one. What Mixdesk publishes: a website in English, Simplified Chinese and Traditional Chinese, prices listed in US dollars, and three offices on its about page, in Hong Kong, Shenzhen and Hangzhou. We draw no conclusion from that about its presence in Southeast Asia. Regional staff or partners, local-language support, the languages of the workspace itself, the data hosting region and Southeast Asian customers are all unverified: Mixdesk is checking these and we will publish its answers, dated, when they arrive. Until then this page carries no Thailand or Southeast Asia rating. The eight channels it lists do not include Zalo, Viber or marketplace chat, so Vietnamese and Philippine teams should check channel fit first. Disclosure: Mixdesk submitted itself for listing on 2026-09-21. This profile was built from Mixdesk's own public pages and sent to the vendor for fact-checking; no fee was paid and the listing does not affect any ranking.
Best for: Teams running a LINE Official Account who also answer customers on WhatsApp, Instagram or TikTok and want one inbox; Support and sales teams whose headcount is growing faster than their conversation volume, where per-seat pricing is the main cost driver; Cross-border sellers who serve customers in a language the team does not speak and want translation inside the inbox; Teams that want to try an AI agent on real conversations before committing, using the free plan plus the 3-day trial
SEA Operational Reasoning
Managing LINE OA requires API-level integration to track customer history and trigger automated broadcasts. These tools provide the deepest sync available in 2026.
Related Expert Guides
- ↗Mixdesk connects LINE Official Accounts through the official LINE Messaging API and webhooks, with welcome automation, feedback buttons, broadcasts and routing links across multiple LINE Official Accounts; personal LINE accounts are not supportedverified 2026-09-21
- ↗Mixdesk publishes a Free plan capped at 10 conversations, Essential at $49 a month and Pro at $199 a month, with unlimited teammates and no per-seat fees on every planverified 2026-09-21
"Verified" means read on the vendor's own published pages on the date shown. We do not run hands-on tests, and a statement a vendor confirmed to us directly is labelled as vendor-confirmed. Software-listing.com is independent and may earn affiliate commissions from some links.
The questions operators actually ask.
Can I use Salesforce for LINE OA?
Yes, but it typically requires a third-party connector or expensive custom development. Tools like SleekFlow offer it natively.
Is there a LINE OA inbox with a free plan and no per-seat fees?
Mixdesk connects a LINE Official Account through the official Messaging API (Channel ID, Channel Secret and webhooks) and publishes a free plan capped at 10 conversations, then $49 and $199 a month, with unlimited teammates on every plan (read 2026-09-21). It supports LINE broadcasts, feedback-button workflows and routing links across several LINE accounts. Mixdesk launched in 2024 and its site is published in English and Chinese; Thai-language support is unverified, so confirm it with the vendor before committing. Mixdesk asked to be listed; the facts here come from its own pages.