What are the most affordable alternatives to 21st?

Verified cost-effective alternatives to 21st in the AI & Machine Learning category include Agent (from $19/mo), AgentDock (from $12/mo), AI Video Maker (from $10/mo), AICaller.io (from $49/mo), AICamp (from $10/mo), Amper AI (from $29/mo). Compare side-by-side pricing models, free tiers, and verified screenshots on Pricing Page Hub.

21st Pricing: Plans & Costs

21st is a AI & Machine Learning software solution priced from $5 on a usage-based model.

AI & Machine Learning|https://21st.dev|Pricing captured 17 Oct 2026

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Cheaper Options (6)

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21st Pricing at a Glance

Starting Price: $5
Pricing Model: Usage Based
Currency: USD

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Affordable Alternatives to 21st

Budget Guide

Looking for a lower monthly cost or a generous free plan? Explore 6 verified AI & Machine Learning alternatives with published plan pricing.

Save up to $5/mo

Free Tiers Available

Agent

https://agent.so

Starting at$19/mo

Free Tier Available ($0/mo)

Free TierFree Trialusage based

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AgentDock

https://agentdock.ai

Starting at$12/mo

Free Tier Available ($0/mo)

Free TierFree Trialtiered

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AI Video Maker

https://animaker.com

Starting at$10/mo

Free Tier Available ($0/mo)

Free Tier7-Day Trialusage based

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AICaller.io

https://aicaller.io

Starting at$49/mo

Free Tier Available ($0/mo)

Free TierFree Trialusage based

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AICamp

https://aicamp.so

Starting at$10/mo

Free Tier Available ($0/mo)

Free Tier14-Day Trialtiered

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Amper AI

https://aigems.net

Starting at$29/mo

Free Tier Available ($0/mo)

Free Tier7-Day Trialtiered

View Pricing Compare

21st Pricing FAQ

How much does 21st cost?: 21st pricing starts at $5.
What are the most affordable alternatives to 21st?: Verified cost-effective alternatives to 21st in the AI & Machine Learning category include Agent (from $19/mo), AgentDock (from $12/mo), AI Video Maker (from $10/mo), AICaller.io (from $49/mo), AICamp (from $10/mo), Amper AI (from $29/mo). Compare side-by-side pricing models, free tiers, and verified screenshots on Pricing Page Hub.

Evaluating 21st's Pricing Structure

When comparing 21st with other AI & Machine Learning options, examine the tier boundaries, seat limits, and usage thresholds to project your total cost of ownership as your team scales.

Billing Cycle & Terms

21st offers both monthly and annual payment options. Opting for annual billing typically secures a 15–25% savings compared to monthly rates.

Licensing & Model

21st operates on a usage based model starting from $5. A paid plan is required.

Side-by-Side Comparison

Compare 21st with alternative AI & Machine Learning tools using our visual comparison tool to view full-length pricing pages side by side.

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