Desku.io vs Letterbook

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Desku.io

See full pricing history

USD · US · source: desku.io

Plan	Pricing	Charged by	Offer type
Free	Free $0 /mo	Flat · /mo	Standalone · Free
Growth	USD 39 monthly $39 /mo	Flat · /mo	Standalone · Fixed
Advance	USD 79 monthly $79 /mo	Flat · /mo	Standalone · Fixed
Business	USD 179 monthly $179 /mo	Flat · /mo	Standalone · Fixed
Enterprise	Contact sales	Flat	Standalone · Contact sales

Letterbook

See full pricing history

USD · US · source: www.letterbook.ai

Plan	Pricing	Charged by	Offer type
Starter — default	USD 50 monthly · USD 50 / month with annual commitment $50 per month	Flat · per month	Standalone · Fixed
Growth — default Highlighted	USD 200 monthly · USD 200 / month with annual commitment $200 per month	Flat · per month	Standalone · Fixed
Enterprise — default	Contact sales Let's talk per month	Flat · per month	Standalone · Contact sales

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Desku.io

Free

Highlights Website Chat Widget: Included
Highlights Agents: 2

Included
Highlights Customer Profiles: 200

Included
Team Inbox Shared Inboxes: 1

Included
Channels Chat Widget: 1

Included
Channels Chat Bot: 1

Included
Chat Widget Proactive Messages (Eyecatchers): 1

Included
Workflow Conditional Flows (Automation): 1

Included
Knowledgebase Maximum Knowledgebases: 1

Included
Integrations & Apps Ecwid: 1 Store

Included
Integrations & Apps Shopline: 1 Store

Included

Growth

Highlights Shared Email Inbox: Included
Highlights Agents: 6

Included
Highlights Customer Profiles: 5,000

Included
Team Inbox Shared Inboxes: 5

Included
Artificial Intelligence Eva AI Unlimited: Included
Artificial Intelligence Eva AI with BYOK: Included
Channels Chat Widget: 1

Included
Channels Chat Bot: 1

Included
Highlights Ticket Automation: Limited
Integrations & Apps Integrations: Limited
Chat Widget Proactive Messages (Eyecatchers): 3

Included
Workflow Conditional Flows (Automation): 3

Included
Knowledgebase Maximum Knowledgebases: 1

Included
Integrations & Apps Shopify: 1 Store

Included
Integrations & Apps WooCommerce: 1 Store

Included
Integrations & Apps Ecwid: 1 Store

Included
Integrations & Apps Shopline: 1 Store

Included

Advance

Highlights Customer Data Management: Included
Highlights Agents: 12

Included
Highlights Customer Profiles: 50,000

Included
Team Inbox Shared Inboxes: Unlimited

Included
Artificial Intelligence Eva AI Unlimited: Included
Artificial Intelligence Eva AI with BYOK: Included
Artificial Intelligence Copilot Addon: Included
Channels Chat Widgets: 2

Included
Channels Chat Bots: 2

Included
Highlights Ticket Automation: Limited
Integrations & Apps Shopify & WooCommerce: Included
Channels Facebook Page: 1

Included
Channels Instagram Account: 1

Included
Chat Widget White Label & CNAME: Included
Highlights Custom Apps: Included
Team Inbox CSAT: Included
Highlights Visitor Journey Tracking: Included
Chat Widget Proactive Messages (Eyecatchers): 3

Included
Workflow Conditional Flows (Automation): 10

Included
Knowledgebase Maximum Knowledgebases: 1

Included
Integrations & Apps Shopify: 3 Stores

Included
Integrations & Apps WooCommerce: 3 Stores

Included
Integrations & Apps Ecwid: 3 Store

Included
Integrations & Apps Shopline: 3 Store

Included

Business

Highlights AI-Powered Automations: Included
Highlights Agents: 25

Included
Highlights Agents Addon: Included
Highlights Customer Profiles: 200,000

Included
Team Inbox Shared Inboxes: Unlimited

Included
Artificial Intelligence Eva AI Unlimited: Included
Artificial Intelligence Eva AI with BYOK: Included
Artificial Intelligence Copilot & Agent Addon: Included
Channels Chat Widgets: 2

Included
Channels Chat Bots: 2

Included
Workflow Advanced Rules: 10

Included
Integrations & Apps Integrations: Included
Channels All Major Channels: Included
Chat Widget White Label & CNAME: Included
Highlights Custom Apps: Included
Team Inbox CSAT: Included
Highlights Visitor Journey Tracking: Included
Highlights SLA: Included
Highlights Webhook Access: Included
Highlights Ticket Collision: Included
Chat Widget Proactive Messages (Eyecatchers): 3

Included
Knowledgebase Maximum Knowledgebases: Multiple

Included
Integrations & Apps Shopify: 3 Stores

Included
Integrations & Apps WooCommerce: 3 Stores

Included
Integrations & Apps Ecwid: 3 Store

Included
Integrations & Apps Shopline: 3 Store

Included
Channels Facebook Messenger: 3

Included
Channels Instagram: 3

Included

Enterprise

Letterbook

Starter — default

Highlights Seats: 3 seats

Included
Highlights Tickets per month: 300 tickets / month

Included
Highlights Integrations: Integrate your database & Stripe

Included
Highlights Inbox: Unified inbox for all your channels

Included

Growth — default

Highlights Seats: 10 seats

Included
Highlights Tickets per month: 1,000 tickets / month

Included
Highlights Channels and integrations: All channels and integrations

Included
Highlights Support: Priority support

Included

Enterprise — default

Highlights Seats: Custom seats

Included
Highlights Tickets per month: 3,000+ tickets / month

Included
Highlights Security: SSO & SAML

Included
Highlights Account management: Dedicated account manager

Included

How their prices changed

Each date shows when a public price was observed, not when it took effect. An archived region or currency can differ, so a currency change is not necessarily a price increase.

Desku.io

September 21, 2026
Official pricing page
- Free: Free
- Growth: USD 39 monthly
- Advance: USD 79 monthly
- Business: USD 179 monthly
- Enterprise: Contact sales
August 27, 2026
Official pricing page
- Free: Free
- Growth: USD 39 monthly
- Advance: USD 79 monthly

Letterbook

August 27, 2026
Official pricing page
- Starter — default: USD 50 monthly · USD 50 / month with annual commitment
- Growth — default: USD 200 monthly · USD 200 / month with annual commitment
- Enterprise — default: Contact sales