Documentation Portals & DevPortals
4.0/5.0
VerifiedFreemiumLast technical review:
Markdown for AI (.md)

Cirkit

Turn schematic PDFs into interactive documentation for hardware teams

Pricing

$0/mo

Freemium
Score

4.0/5

  1. FreeFree
  2. $20/moPro
  3. $30/moTeam
Last technical review
2026-11-02
Available plansVisit website (opens in a new tab)

Technical Overview

Cirkit is a software platform designed for hardware engineers and electronic teams that transforms static schematic PDF files into interactive documentation. It allows users to annotate nets and components, embed bill of materials data, fetch component datasheets from distributors, and trace signal paths across boards. It is deployed as a cloud-based web application.

Analyst Evaluation: Pros and Limitations

Verified Advantages

  • Transforms static PDFs into interactive schematics with advanced annotations
  • Direct integration with component distributors for part lookup and datasheets
  • AI capabilities for circuit analysis and technical questions

Technical Considerations

  • Free tier limits the number of schematic PDFs and monthly AI questions
  • Advanced team collaboration features and shared workspaces are expanding

Technical Capabilities & Features

2/7
Not available:REST & GraphQL API
Not available:SSO / SAML Authentication
Not available:Self-Hosted Option
Included:Full Data Export
Included:Role-Based Access Control (RBAC)
Not available:Custom Domains & SSL
Not available:Immutable Audit Logs
Scorecard
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Technical Scorecard: Cirkit

74/100
DX & Tech Documentation
Excellent
80/100
Pricing Fairness
Favorable
75/100
Security & Governance
Favorable
65/100
Data Portability & Sovereignty
Favorable
70/100
Performance & Reliability
Excellent
80/100

Time to Value & Fit by Segment: Cirkit

Estimated Time-to-Value< 1 hour (Immediate)

Near-instantaneous deployment with minimal technical friction.

Learning CurveLow (Intuitive)

Rapid onboarding for developers without prior training required.

Fit Index by Organization Size

Startup & Agile Teams1 to 50 members
80%
Mid-Market & Scaleup50 to 500 members
70%
Corporate Enterprise500+ members
40%
Pricing & TCO
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Pricing

$0.00/mo

Model: FREEMIUM.

Available plans:

  • Free$0/mo
  • Pro$20/mo
  • Team$30/mo

Free Tier Verification:

  • No credit card required
  • Commercial use allowed
  • Monthly recurring quota reset
  • No mandatory watermarks
Get Cirkit (opens in a new tab)

Billing Risks & Hidden Clauses: Cirkit

Free Tier Limits:

Hasta 5 PDFs de esquemáticos, anotaciones ilimitadas, importación de BOM y 30 preguntas de IA al mes.

Audited Billing Critical Points:
  • El plan gratuito impone límites estrictos en la cantidad de archivos PDF procesados y consultas de IA.
  • Los precios de fundador están sujetos a disponibilidad limitada de reservas.

"Free $0 For trying Cirkit on real work 5 schematic PDFs Unlimited annotations BOM import, part lookup and datasheets 3 traces, 3 equations 30 AI questions a month"

Verified Quote: /pricing

"The Free plan's limits start when they launch, and the first 100 people to reserve Pro keep a founding price of $15/mo for life"

Verified Quote: /pricing
Total Cost of Ownership (TCO) Projection: Cirkit$0.00/mo
Deterministic cost estimation at 12 and 36 months based on team size, including SSO tax premiums and annual prepay discounts.
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Indie / Solo (1 active user)

Solo developer or independent technical founder.

Base Monthly Cost
$20/month
1 active user
12-Month Investment
$204/year
Includes ~15% savings via annual billing
3-Year TCO Projection (36m)
$612total
Consolidated software licensing expenditure

Estimated Self-Hosted VPS + DevOps Cost

Break-Even Point: Profitable starting at 2 active users

Calculated infrastructure: VPS 1 vCPU / 2GB RAM (~$5) + 0.5h DevOps/mes ($20)

Annual VPS + DevOps Cost$300/year
Differential vs SaaS LicensingSaaS is $96/year
Startup (10 active users)

Agile engineering team in validation and early traction stage.

Base Monthly Cost
$200/month
10 active users
12-Month Investment
$2,040/year
Includes ~15% savings via annual billing
3-Year TCO Projection (36m)
$6,120total
Consolidated software licensing expenditure

Estimated Self-Hosted VPS + DevOps Cost

Break-Even Point: Profitable starting at 6 active users

Calculated infrastructure: VPS 2 vCPU / 8GB RAM (~$15) + 2h DevOps/mes ($80)

Annual VPS + DevOps Cost$1,140/year
Differential vs SaaS LicensingSavings of $900/year
Growth (25 active users)

Scaling company with team governance and granular access control requirements.

Base Monthly Cost
$500/month
25 active users
12-Month Investment
$5,100/year
Includes ~15% savings via annual billing
3-Year TCO Projection (36m)
$15,300total
Consolidated software licensing expenditure

Estimated Self-Hosted VPS + DevOps Cost

Break-Even Point: Profitable starting at 17 active users

Calculated infrastructure: Cluster VPS 4 vCPU / 16GB RAM (~$45) + 6h DevOps/mes ($240)

Annual VPS + DevOps Cost$3,420/year
Differential vs SaaS LicensingSavings of $1,680/year
Scaleup (100 active users)

Established organization with enterprise security policies and mandatory SAML/SSO.

Base Monthly Cost
$2,000/month
100 active users
12-Month Investment
$20,400/year
Includes ~15% savings via annual billing
3-Year TCO Projection (36m)
$61,200total
Consolidated software licensing expenditure

Estimated Self-Hosted VPS + DevOps Cost

Break-Even Point: Profitable starting at 47 active users

Calculated infrastructure: Infraestructura HA redundante + Backups (~$150) + 16h DevOps/mes ($640)

Annual VPS + DevOps Cost$9,480/year
Differential vs SaaS LicensingSavings of $10,920/year
Usage Surcharges & Bill Shock Simulator: CirkitWhat usage costs as you scale
Detect overage penalties before they impact engineering budget.
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Prototype / MVP (10 GB)

Included base quota in plan: 5 GB.
Low Risk / Predictable Bill
Base Monthly Rate
$20/mo
Fixed subscription or contracted tier
Overage Penalty
+$1/month extra
Variable surcharge for consumption above plan quota
Estimated Monthly Invoice
$21/mo
Total monthly cost before taxes
Technical Mitigation Recommendation:

Suitable for development; verify concurrent connection limits.

Base Production (50 GB)

Included base quota in plan: 5 GB.
Low Risk / Predictable Bill
Base Monthly Rate
$20/mo
Fixed subscription or contracted tier
Overage Penalty
+$8/month extra
Variable surcharge for consumption above plan quota
Estimated Monthly Invoice
$28/mo
Total monthly cost before taxes
Technical Mitigation Recommendation:

Implement table compression policies and temporal partitioning.

Active Growth (250 GB)

Included base quota in plan: 5 GB.
High Risk / Accelerated Overages
Base Monthly Rate
$20/mo
Fixed subscription or contracted tier
Overage Penalty
+$44/month extra
Variable surcharge for consumption above plan quota
Estimated Monthly Invoice
$64/mo
Total monthly cost before taxes
Technical Mitigation Recommendation:

Offload cold backups to standard object storage (S3).

Large Scale (1.000 GB (1 TB))

Included base quota in plan: 5 GB.
Critical Risk / Severe Bill Shock
Base Monthly Rate
$20/mo
Fixed subscription or contracted tier
Overage Penalty
+$179/month extra
Variable surcharge for consumption above plan quota
Estimated Monthly Invoice
$199/mo
Total monthly cost before taxes
Technical Mitigation Recommendation:

Migrate to dedicated instance or self-hosted cluster to curtail I/O fees.

Procurement Strategy & Discounts: CirkitB2B Negotiation Playbook
Corporate executive level with highest authority to approve budgetary exceptions.
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Fair Market Price & B2B Procurement Benchmark

Non-renewal notice: 30 days before expirationMedian achieved discount: -12%
Public List Price
Custom / Contact
100% baseline
Audited Market Average
-12% median
~88% of list price
Optimized Target Price
-20% target
Max achievable discount (Q4 / multi-year): -20%

Verified Tactical Savings Levers

  • Annual Upfront PrepayUp to -20%

    Consolidated discount for upfront annual billing versus monthly rate.

  • Startup Credits ProgramUp to -25%

    Credits and perks for early-stage startups and accelerator programs.

Security & Data Exit
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Compliance & Security Standards: Cirkit

SOC 2 Type IINot reported
ISO 27001Not reported
GDPR / RGPDNot reported
HIPAANot reported
PCI-DSSNot reported
Jurisdiction & Legal Sovereignty
🇺🇸United States [US]Subject to US CLOUD ActDPA On Request
SSO Availability (SAML Enterprise)
No SSO Documented
Data Residency
USAWS
AI Privacy Policy
Opt-out available
Data Liberation & Migration Runbook: CirkitPDF · CSV · JSON
Actionable escape runbook and credential export guarantees to mitigate vendor lock-in.
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Supported Structured Export Formats
PDFCSVJSON
Password Hash Portability
Subject to Support Ticket (Manual Process)

Credential hash export requires commercial mediation or formal support ticket approval.

CLI Command / Rescue Endpoint
Admin Console -> Workspace Export
Exit Protocol & Migration Notes

Standard workspace data export in tabular and JSON formats.

Deployment & Infrastructure Requirements: CirkitDocker
Hardware specs and Docker directives to run on local servers, dedicated VPS, or Kubernetes without telemetry leak to the cloud.
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Minimum Memory1 GB RAM (Recommended)
Compute CPU1 vCPU
Runtime / LanguageTypeScript / Go / Rust
Code LicenseOpen Source
Docker CLI Directive
docker run -d --name cirkit -p 8080:8080 cirkit:latest
Companion Services & Dependencies:
PostgreSQL 15+Redis 7+
Community & Repository
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Technical Reputation of Cirkit

67/100 Technical Trust

Frequent Praises in Production

  • Transforms static PDFs into interactive schematics with advanced annotations
  • Direct integration with component distributors for part lookup and datasheets
  • AI capabilities for circuit analysis and technical questions

Reported Production Frictions

  • Free tier limits the number of schematic PDFs and monthly AI questions
  • Advanced team collaboration features and shared workspaces are expanding
Commercial Treatment & Vendor Lock-in:Self-Service in Dashboard

Cancellation flow is autonomous via billing portal or subscription settings.

Frequently Asked Technical Questions (Cirkit)

What is included in the free tier of Cirkit?

The free plan includes support for up to 5 schematic PDFs, unlimited annotations, BOM import, part lookup, datasheets, and a limited monthly quota of AI questions.

How are user accounts managed in the team plan?

The team plan charges per editor seat, while viewer roles are provided at no additional cost to support broader technical review across departments.

Can schematic annotations and data be exported?

Yes, the platform supports exporting processed schematic data and embedded component lists to integrate with your existing engineering toolchain.

Direct Alternatives

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