ChatFlowchart

Secure billing for AI diagrams

Choose the plan that keeps your diagrams moving

Upgrade when you need more AI generations, higher-quality exports, and a smoother workflow for real projects.

Secure checkout

Payments are processed securely by Paddle.

Refund support

Eligible purchases can be reviewed under the refund policy.

Receipt included

A payment receipt is sent after checkout.

Cancel anytime

Subscription access stays active until the paid period ends.

Subscription

Save 72%

Access Pro Model AI with annual billing

Free

Perfect for trying the core AI diagram features. No login required.

Free

Forever

AI diagram generation (limited monthly uses)
Limited access to basic models
Limited chat times in a single conversation
PNG export (with watermark)

RECOMMENDED

Pro

For fast, unlimited AI diagram generation and iteration.

$29.9

/month

Additional tax or VAT may be applied to the total at final checkout

Unlimited AI diagram generation
Fast Model for quick image-to-flowchart drafts
Unlimited chat times in a single conversation
High-resolution PNG / SVG / Drawio export, No-watermark

14-day refund window

Paddle handles secure payments, receipts, tax, and refund operations.

Free

Perfect for trying the core AI diagram features. No login required.

Free

Forever

AI diagram generation (limited monthly uses)
Limited access to basic models
Limited chat times in a single conversation
PNG export (with watermark)

BEST VALUE

Pro

For more accurate image-to-flowchart work with exclusive Pro Model access.

$8.33

$29.9

/month

Billed annually, $99.90/year

Additional tax or VAT may be applied to the total at final checkout

Unlimited AI diagram generation
Pro Model access for more accurate image-to-flowchart results
Unlimited chat times in a single conversation
High-resolution PNG / SVG / Drawio export, No-watermark

14-day refund window

Paddle handles secure payments, receipts, tax, and refund operations.

Free

Perfect for trying the core AI diagram features. No login required.

Free

Forever

AI diagram generation (limited monthly uses)
Limited access to basic models
Limited chat times in a single conversation
PNG export (with watermark)

BEST VALUE

Pro

For more accurate image-to-flowchart work with exclusive Pro Model access.

$8.33

$29.9

/month

Billed annually, $99.90/year

Additional tax or VAT may be applied to the total at final checkout

Unlimited AI diagram generation
Pro Model access for more accurate image-to-flowchart results
Unlimited chat times in a single conversation
High-resolution PNG / SVG / Drawio export, No-watermark

14-day refund window

Paddle handles secure payments, receipts, tax, and refund operations.

One-time credits

One-time purchase

Flexible add-on

Premium Package

$9.9

Add 10 extra AI diagram generations for one-off or overflow work.

10 extra Fast Model AI diagram generations
Use your current plan's model and export options
No subscription required
Credits never expire

Save 72%

Access Pro Model AI with annual billing

Free

Perfect for trying the core AI diagram features. No login required.

Free

Forever

AI diagram generation (limited monthly uses)
Limited access to basic models
Limited chat times in a single conversation
PNG export (with watermark)

RECOMMENDED

Pro

For fast, unlimited AI diagram generation and iteration.

$29.9

/month

Additional tax or VAT may be applied to the total at final checkout

Unlimited AI diagram generation
Fast Model for quick image-to-flowchart drafts
Unlimited chat times in a single conversation
High-resolution PNG / SVG / Drawio export, No-watermark

14-day refund window

Paddle handles secure payments, receipts, tax, and refund operations.

Free

Perfect for trying the core AI diagram features. No login required.

Free

Forever

AI diagram generation (limited monthly uses)
Limited access to basic models
Limited chat times in a single conversation
PNG export (with watermark)

BEST VALUE

Pro

For more accurate image-to-flowchart work with exclusive Pro Model access.

$8.33

$29.9

/month

Billed annually, $99.90/year

Additional tax or VAT may be applied to the total at final checkout

Unlimited AI diagram generation
Pro Model access for more accurate image-to-flowchart results
Unlimited chat times in a single conversation
High-resolution PNG / SVG / Drawio export, No-watermark

14-day refund window

Paddle handles secure payments, receipts, tax, and refund operations.

Free

Perfect for trying the core AI diagram features. No login required.

Free

Forever

AI diagram generation (limited monthly uses)
Limited access to basic models
Limited chat times in a single conversation
PNG export (with watermark)

BEST VALUE

Pro

For more accurate image-to-flowchart work with exclusive Pro Model access.

$8.33

$29.9

/month

Billed annually, $99.90/year

Additional tax or VAT may be applied to the total at final checkout

Unlimited AI diagram generation
Pro Model access for more accurate image-to-flowchart results
Unlimited chat times in a single conversation
High-resolution PNG / SVG / Drawio export, No-watermark

14-day refund window

Paddle handles secure payments, receipts, tax, and refund operations.

One-time purchase

Flexible add-on

Premium Package

$9.9

Add 10 extra AI diagram generations for one-off or overflow work.

10 extra Fast Model AI diagram generations
Use your current plan's model and export options
No subscription required
Credits never expire

Not sure which plan to choose?

Choose Pro for ongoing work. Use one-time credits only when you need occasional extra generations without a subscription.

Purchase confidence

Clear answers before you pay

Billing, refunds, receipts, and subscription access are handled clearly so you can upgrade without guessing what happens next.

Tôi có thể hủy bất cứ lúc nào không?

Có. Bạn có thể hủy gói đăng ký của mình bất cứ lúc nào. Quyền lợi của bạn vẫn được duy trì cho đến khi kỳ thanh toán kết thúc.

Tín dụng có hết hạn không?

Không. Tín dụng của gói Premium không hết hạn và sẽ ở trong tài khoản của bạn cho đến khi được sử dụng.

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Nếu có vấn đề về thanh toán hoặc mua hàng, hãy liên hệ với chúng tôi và chúng tôi sẽ xem xét yêu cầu của bạn theo chính sách hoàn tiền của chúng tôi.

Tôi có nhận được biên lai hoặc hóa đơn không?

Có. Biên lai thanh toán sẽ được gửi đến email của bạn sau khi hoàn tất thanh toán.

Secure Paddle checkout, clear receipts, and flexible cancellation for creators, students, teams, and builders.