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Best ฟรี SaaS Tools You Should Know (2026)

โดย ToolVS Research Team · อัพเดทล่าสุด เมษายน 2026

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Key insight: You can run an entire ธุรกิจ on free SaaS tools in 2026. HubSpot (CRM), ClickUp (project management), Canva (design), Wave (accounting), and Mailchimp (email) give you a complete stack for $0. Here are the 10 best genuinely free tools worth knowing.

The 10 Best ฟรี SaaS Tools

Best ฟรี CRM

1. HubSpot CRM

4.4/5
ฟรี forever

Unlimited รายชื่อผู้ติดต่อ, email tracking, deal pipeline, meeting scheduler, live chat. No user limits. The most generous free CRM available.

Get HubSpot ฟรี →
Best ฟรี Design

2. Canva

4.7/5
ฟรี forever

250,000+ templates, 1M+ stock photos, drag-and-drop editor, video editing, presentations. แผนฟรี is enough for most users.

Get Canva ฟรี →
Best ฟรี PM Tool

3. ClickUp

4.7/5
ฟรี forever

Unlimited tasks, ไม่จำกัด members, 15+ views, docs, whiteboards, time tracking. The most feature-rich free PM tool.

Get ClickUp ฟรี →
Best ฟรี Wiki/Docs

4. Notion

4.7/5
ฟรี for personal

All-in-one workspace for notes, docs, databases, wikis, and lightweight project management. ฟรี for personal use, $10/user/เดือน for teams.

Get Notion ฟรี →
Best ฟรี Accounting

5. Wave

4.4/5
ฟรี forever

Full accounting, invoicing, and receipt scanning completely free. No limits on invoices or expense tracking. Payments and payroll have small fees.

Get Wave ฟรี →
Best ฟรี Helpdesk

6. Freshdesk

4.5/5
ฟรี (10 agents)

ฟรี helpdesk for up to 10 agents with email ticketing, knowledge base, and ticket dispatch. More than enough for small teams.

Get Freshdesk ฟรี →
Best ฟรี Email

7. Mailchimp

4.3/5
ฟรี (500 รายชื่อผู้ติดต่อ)

ฟรี การตลาดอีเมล for up to 500 รายชื่อผู้ติดต่อ with 1,000 sends/เดือน. Drag-and-drop builder, พื้นฐาน automation, and หน้า landing included.

Get Mailchimp ฟรี →
Best ฟรี Automation

8. Make (formerly Integromat)

4.7/5
ฟรี (1K ops/เดือน)

1,000 free operations ต่อเดือน to automate เวิร์กโฟลว์ between apps. Visual builder, error handling, and 1,800+ app integrations.

Get Make ฟรี →
Best ฟรี AI

9. Claude / ChatGPT

4.8/5
ฟรี tiers

Both Claude and ChatGPT offer free tiers for AI writing, analysis, coding, and brainstorming. Claude excels at writing quality; ChatGPT at versatility.

ลอง Claude ฟรี →
Best ฟรี Communication

10. Discord

4.5/5
ฟรี forever

ฟรี voice, video, and text communication with ไม่จำกัด message history. Increasingly used by startups as a free Slack alternative.

Get Discord ฟรี →

How We Chose

We only included tools with genuinely free plans (not just ทดลองใช้ฟรีs). Each tool was evaluated on: how useful the free plan is for real work, whether it can serve as your primary tool in its category, and how long you can realistically use it before needing to upgrade. ราคา verified April 2026.

FAQ

What are the best free SaaS tools?
HubSpot (CRM), Canva (design), ClickUp (PM), Notion (wiki), Wave (accounting), Freshdesk (helpdesk), Mailchimp (email), Make (automation), Claude/ChatGPT (AI), Discord (communication).
Are free SaaS tools really free?
Yes. These are permanent free plans, not trials. They make money through paid upgrades. แผนฟรีs are sufficient for solo ผู้ใช้ and small teams.
Can I run a ธุรกิจ entirely on free tools?
Yes, for early-stage startups and freelancers. HubSpot + ClickUp + Canva + Wave + Mailchimp gives you a complete ธุรกิจ stack for $0.

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