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Cairnul and Rocket Lawyer both help founders manage important company documents and legal work, but they are designed around different parts of the startup journey.

Cairnul vs. Rocket Lawyer

Cairnul

Cairnul is an agentic, document-centered platform for first-time founders running early fundraising rounds. It connects SAFEs, investors, advisor agreements, documents, governance, compliance, and the cap table in one workflow built around the first 12 to 18 months of a company's equity life.

Rocket Lawyer

Rocket Lawyer is a broader legal-services platform for individuals and businesses. It covers business formation, legal documents, eSignatures, attorney support, compliance filings, registered agent services, and other ongoing legal needs.

Choosing between them

Which one fits your company?

Choose Cairnul if...

  • You are a first-time founder preparing for or running an early fundraising round.
  • Your immediate priority is organizing and executing the raise rather than managing general legal work across the business.
  • You want investors, SAFEs, fundraising documents, governance, compliance records, and cap table information connected around the same Round.
  • You want a structured record of the people, terms, documents, approvals, funding activity, and equity information created during the raise.
  • You are bringing on advisors and want the FAST agreement, the board authorization, and the resulting grant tracked in the same record as the raise.
  • You want an AI Startup Advisor that works from your Workspace and the documents relevant to your current workflow, under permissions you set.
  • You are a Delaware C-Corp incorporated on or after July 1, 1996, or you are ready to incorporate as one, raising between $25k and $25m under Rule 506(b) or 506(c).

Choose Rocket Lawyer if...

  • You are starting a business and need guided formation for an LLC, corporation, or nonprofit, in any state.
  • You need general legal documents, contracts, eSignatures, and secure document storage.
  • You want access to legal information through Rocket Copilot and human attorney support when needed.
  • You need ongoing services such as annual reports, registered agent support, or other business filings.
  • You want a broader legal-services membership that covers more than fundraising.
  • You prefer a general-purpose legal platform that can support different business needs as they arise.

Neither product is universally better, and for many founders they are complementary rather than alternative. Cairnul is focused on the fundraising workflow and the records around a raise, while Rocket Lawyer is focused on broader legal documents, business formation, legal support, and ongoing business compliance.

At a glance

Quick comparison

Cairnul and Rocket Lawyer compared across 14 categories
CategoryCairnulRocket Lawyer
Best fit

First-time founders running an early fundraising round

Businesses needing legal documents, formation, and attorney support

Primary focus

Fundraising workflow and early equity lifecycle

Legal services and ongoing business support

Fundraising

Round-centered workflow connecting investors, SAFEs, documents, governance, compliance, and equity information

Not a core product area

SAFE management

Four standard, unmodified SAFE forms connected to the Round, Investor, documents, funding, and equity records

Not a core product area

Investor management

Investors connected directly to the fundraising round and related records

Not a core product area

Cap table

Three connected ledgers covering issued stock, advisor grants, and SAFEs, each linked to the documents behind it

Not a core product area

Compliance

Rule 506(b) and 506(c) workflows, accreditation evidence, board authorizations, Form D preparation, and state notice filings

Annual reports, registered agent services, filings, and broader business compliance

Company formation

Not the primary product focus; supports Delaware C-Corps only

Core product area for LLCs, corporations, and nonprofits

Documents

Fundraising, governance, compliance, and company documents connected to workflows

Legal forms, contracts, business documents, eSignatures, and stored records

Workspace

Company Workspace and Data Room organized around fundraising workflows

Legal document workspace and business-service account

AI and automation

AI Startup Advisor with document-aware assistance and a fixed set of bounded actions

Rocket Copilot AI, document insights, contract review, and guided legal workflows

Attorney support

Not an attorney service; Cairnul names the points where a founder needs their own counsel

Ask an Attorney, live attorney consultations, and legal advice services

Pricing

Free until you open a round. Then $110 a month billed yearly, or $130 monthly, per company. The investors and advisors you invite pay nothing to take part, and Cairnul takes no percentage of the raise.

Standard $149 a year, Plus $249, Pro $349, differing mainly in attorney access

Product scope

Early fundraising and equity workflow

Formation, legal documents, attorney support, and ongoing business services

Pricing, features, availability, and product offerings can change. Please confirm current pricing, features, and terms directly with each provider.

Eight differences

Where they differ

Cairnul

Cairnul organizes the fundraising round as the central workflow. Investors, SAFEs, documents, approvals, governance, compliance records, funding information, and equity positions remain connected to the same Round, and each investor moves through a defined sequence with a visible next action.

The consequence is that the raise has one operating record rather than a folder of finished documents. A founder can see who is at which step, which side is being waited on, and what still stands between a signed SAFE and a formed position.

Rocket Lawyer

Rocket Lawyer organizes legal work more broadly. Its platform supports business formation, legal documents, contracts, eSignatures, attorney questions, and ongoing filings rather than a dedicated fundraising process.

The practical difference is what the documents are supporting. Rocket Lawyer is built to handle a wide range of legal needs across a business. Cairnul knows one process deeply and organizes everything around it.

Cairnul

Cairnul generates the fundraising documents rather than offering templates to fill in. It fills four standard, unmodified SAFE forms from a term set the board has authorized, generates the consents that authorize each action, and keeps each document attached to the investor, the round, the evidence behind the sale, and the position it created.

Because the forms are fixed, the numbers are the only variable, and Cairnul handles the parts founders get wrong. The founder enters the discount they mean; the document carries the discount rate, which is a different number, and every label the founder sees states it the way they entered it.

Rocket Lawyer

Rocket Lawyer provides tools to create, personalize, sign, store, and share a broad range of legal documents and contracts, designed to support many business situations rather than one financing lifecycle.

For a founder choosing between them, the question is whether the document is the work or whether the document is one artifact produced by a larger process.

Cairnul

Cairnul's contribution to signing is deciding who has to sign. The signer set is computed from the board roster as it stood on the action date, shown to the founder for confirmation before the document is generated, and pinned to the action so a later board change never rewrites what a past approval meant.

What follows is a gate rather than a reminder. A consent becomes effective on the last required signature and never the first, no SAFE can be sent until the round's authorization is effective, and directors sign without ever creating an account. If the investor is also a director, the consent routes to the disinterested directors instead.

Rocket Lawyer

Rocket Lawyer combines document creation and eSignature with access to human legal support. Depending on the membership, users can submit questions to an attorney, schedule live consultations, and purchase additional legal advice.

These sit at different points. Rocket Lawyer helps a founder decide what a document should say and get it signed. Cairnul takes documents whose form is already settled and enforces the order in which they have to happen.

Cairnul

Cairnul begins at incorporation, and it begins by reading the formation paperwork. Documents are uploaded during onboarding so they can assist the questionnaire, categorized into the Data Room, and used to propose the entity record for the founder to confirm, with low-confidence extractions left empty rather than guessed. The action by sole incorporator seeds the board roster, which determines who signs the company's consents later.

It also only works for one kind of company. Cairnul supports Delaware C-Corps incorporated on or after July 1, 1996, because Delaware applies different committee rules to corporations formed before that date. Entity type and state are eligibility gates rather than fields, so an LLC or a corporation formed in another state cannot use Cairnul at all.

Rocket Lawyer

Rocket Lawyer supports formation of LLCs, corporations, and nonprofits through step-by-step registration workflows, and its current membership includes one qualifying registration free, excluding government and third-party fees.

That difference is worth planning around rather than discovering later. If you expect to raise on SAFEs and want Cairnul, the entity you form now determines whether you can, and the LLC that Rocket Lawyer will happily set up.

Cairnul

Cairnul's compliance work is tied to the raise. The exemption is chosen when the round opens and locks for its life, accreditation is held as a ledger of dated evidence records on the investor's account, verification is required before acceptance under 506(c), and Cairnul prepares Form D and the state notice filings that follow from where each investor lives rather than from where the company is incorporated.

Those filings have their own clocks, and Cairnul distinguishes between a date a regulator set and a date it chose itself. Only the first can make a task overdue, because only the first has a consequence outside the product.

Rocket Lawyer

Rocket Lawyer supports ongoing business filings such as annual reports and registered agent services, and provides broader guidance around business registration, compliance requirements, and related filings.

Neither covers the other. Cairnul does not track annual reports, franchise tax, or registered agent renewals, and Rocket Lawyer does not run securities filings tied to a specific offering

Cairnul

Cairnul's AI Startup Advisor opens as a side panel on whatever page the founder is working on and is given that page and its object as context, so a question about the round being configured or the consent awaiting signature does not have to be explained first. It works from a fixed, defined set of actions, and it never signs, approves, or files anything.

That ceiling is shown rather than assumed. The permission screen displays the three acts no setting reaches, so a founder can tell the difference between something switched off and something the product will not do under any configuration.

Rocket Lawyer

Rocket Lawyer uses Rocket Copilot for legal questions and contract review, alongside guided document and business workflows. Rocket Lawyer's own terms state that Copilot provides legal information rather than legal advice and is not a substitute for a qualified attorney.

Both draw a line, and it is worth noticing that they draw it in the same place for the same reason. Neither product's AI is the thing that carries responsibility: Rocket Lawyer's stops short of legal advice, and Cairnul's stops short of approving, signing, or filing.

Cairnul

Cairnul is explicit about its own limits, and names them at the point the founder hits them. It ships standard, unmodified industry templates rather than authoring custom forms, so a founder who needs negotiated terms is told to work with their own lawyer. If the bylaws restrict committees, Cairnul explains that a bylaw amendment is needed first and stops. If a round was authorized outside the product and no authorization exists, it flags the governance gap and says to consult a lawyer rather than generating a self-serve fix. If an interested transaction would need a committee of two or more disinterested directors the company does not have, it blocks that SAFE and says why. It does not give tax advice, and tax-relevant steps such as the 83(b) election prompt the person to speak to their accountant.

That is the honest version of what a founder gets: a product that runs the ordinary path properly and tells you clearly when you have left it, rather than one that improvises around a legal question.

Rocket Lawyer

Rocket Lawyer's membership is built partly around access to legal professionals. Standard, Plus, and Pro include different levels of Ask an Attorney and live consultations, with additional legal advice available for purchase.

These fit together more naturally than they compete. Cairnul is where a founder finds out they need counsel; Rocket Lawyer is one of the places they can get it. What Rocket Lawyer does not do is run the round.

Cairnul

Cairnul has a free tier and a paid one, and the round is the line between them. Free is where you build the cap table, invite the people involved, and see what the raise will need. Nothing is charged until you open a Round. The paid plan is $110 a month billed yearly, or $130 a month for a short round without an annual commitment.

It is priced per company, never per stakeholder and never as a cut of the raise. The investors and advisors you invite pay nothing to take part, so a round made of twenty small cheques costs the same as one made of two, and the money never passes through Cairnul at all: it moves directly from the investor's bank account to yours.

Rocket Lawyer

Rocket Lawyer currently lists Standard at $149 a year, Plus at $249, and Pro at $349, with the tiers differing mainly in how much attorney access is included: written questions on Standard, more questions plus live consultations on Plus, and unlimited on Pro. State filing fees, registered agent service, and some premium services are charged separately.

The pricing reflects different products. Rocket Lawyer charges for access to a broad legal-services membership, mostly measured in attorney time. Cairnul charges for the company whose round is being run, and most founders raising a round will end up paying for both.

The real world

What founders are actually asking

What founders are askingReddit, r/startups

A first-time founder posted in r/startups, partway through raising a friends and family round on a 506(b) offering. They had already missed their 83(b) election at incorporation and some California state filing deadlines, and were trying to work out how much of a first raise is pitching and how much is paperwork nobody warned them about.

It is a common position to be in. Most fundraising advice covers the pitch. Very little of it covers what has to be in order before anyone says yes.

how much of it was pitching versus documents? And is there anything you'd get sorted before you start rather than during?

First-time founder, already started to raisereddit.com
What founders are askingReddit, r/startups

A solo hardware founder asked whether they could raise a small round from friends and family on a standard YC post-money SAFE, or whether everyone involved had to be an accredited investor. They had read contradictory answers and could not work out which was right.

The replies did not settle it. One said the SAFE only works with accredited investors. Another pointed out that Rule 506 permits up to 35 non-accredited investors. A third said it was a non-issue. All of it from people who had raised.

I keep hearing mixed things, some people are saying I cant raise from friends and family via a Y combinator SAFE and they must be accredited investors.

Can you raise money from family and friends with a YC post-money SAFE?reddit.com

The instinct that there is more to this than you know is correct, and it is the point at which most people want a lawyer. Knowing where to stop and ask is half of it.

Questions founders ask

Frequently asked questions

No. Rocket Lawyer provides business formation, legal documents, eSignatures, attorney support, compliance filings, and related services. Fundraising appears as one of the legal needs a growing business may encounter, not as a dedicated fundraising workflow or equity platform.

Not as an LLC. Cairnul supports Delaware C-Corps incorporated on or after July 1, 1996, and treats entity type and state of incorporation as eligibility gates. A Delaware C corporation formed through Rocket Lawyer qualifies, and its formation documents feed Cairnul's onboarding.

No, and it is designed not to. Cairnul uses standard unmodified templates rather than drafting, and it names the situations where a founder needs counsel: negotiated SAFE terms, bylaws that restrict committees, a round authorized outside the product, an interested transaction it cannot support, and anything tax-related. Rocket Lawyer is one way to get that advice.

You could produce documents that way, but the round is more than its documents. The board authorization that has to exist before the SAFE goes out, the accreditation evidence behind each sale, the funds confirmation, the Form D and state notice filings, and the resulting position on the cap table are the parts a template library does not organize.

It computes who has to sign from the board roster as of the action date, shows that set to the founder to confirm before generating anything, and pins it to the action afterwards. The round cannot open, and no SAFE can be sent, until that authorization is fully signed.

Your first round

Keep Your Raise Connected

Legal documents help establish and protect the business. A fundraising round creates another layer of work involving investors, approvals, funding, compliance, documents, and ownership.

Keep that fundraising workflow connected with Cairnul.

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