Eightx vs FullyAccountable for ecommerce brands: which fractional CFO partner should you pick?

Key Takeaways

FullyAccountable bundles bookkeeping, accounting, sales tax, payroll, and a fractional CFO into tiered packages from about $2,500/month, best for $1M-$10M brands wanting a whole back office under one roof.
Eightx is senior-CFO-led for $5M-$150M Shopify and Amazon brands, with bookkeeping and a controller as a connected team behind one partner.
The real difference is cadence: a monthly CFO meeting versus a weekly senior partner in your ad-spend, SKU-profit, and 13-week cash decisions.
Eightx is the switcher's choice when errors slip through, you get passed around a pod, or strategy arrives as a monthly artifact instead of a weekly partnership.
Eightx onboards onto your existing stack with no forced replatform, and the 14-day Audit is the onboarding, so you are fully live in two weeks.

FullyAccountable is a broad ecommerce back-office firm with bookkeeping, accounting, and fractional CFO packages starting near $2,500/month. Eightx is a senior-CFO-led partner for $5M-$150M Shopify and Amazon brands who want a proactive operator in the weeds on SKU profitability, target CAC, and 13-week cash. Pick FullyAccountable for full-stack outsourcing. Pick Eightx for senior strategic thinking.

TL;DR comparison

Dimension	FullyAccountable	Eightx
Target revenue band	$1M-$50M ecom and digital	$5M-$150M ecom (Shopify and Amazon heavy)
Scope of service	Bookkeeping, accounting, AP/AR, sales tax, fractional CFO, payroll support	Senior fractional CFO led, with bookkeeping and controller as a connected team
Pricing model	Tiered packages from ~$2,500/mo (Your Bookkeeper through Your Executive)	Audit first, then ongoing engagement scoped to the brand. See `/book`
In the weeds vs reactive	Mixed reports. Strong on monthly close, lighter on weekly operator cadence	Weekly senior-partner cadence, driver model, target CAC and open-to-buy in the room
Error-catching posture	Standard close review	We flag the problem before you find it. Trust the numbers is the buying criterion
Response time	Business-day SLA inside packages	Same-day on the senior partner during the working week
Team structure	Pod model. Bookkeeper, accountant, fractional CFO, sometimes a controller	One senior partner owns the account. Bookkeeping, controller, CFO, analyst behind them
Included tools	QuickBooks Online primarily, Xero on request, A2X, Settle integrations on request	QBO or Xero, A2X, Settle, Shopify, Amazon Seller Central, Ramp, Brex
Ecom-vertical depth	Generalist ecom and digital agency mix	Specialist. SKU-level CM1-CM3, channel reconciliation, Amazon FBA, returns and refunds
Exit support	Limited. CFO-tier advisory	Yes. Built for sell-it, step-back, or keep-it optionality
Strategy cadence	Monthly CFO call in higher tiers	Weekly senior partner. Quarterly board prep. 13-week cash always live
Agency accountability	Not a stated specialty	Yes. We review media buyer math against target CAC
Switching cost	Migration to their stack, new chart of accounts	We onboard onto your existing stack. No forced replatform
Geo coverage	US-led	US, Canada, Australia, UK

Who is FullyAccountable built for?

FullyAccountable, founded by Vinnie Fisher in 2014, targets ecommerce brands, digital agencies, and DTC operators who want a full back-office outsourced under one roof. Their tiered packages (Your Bookkeeper, Your Team, Your CFO, Your Executive) are designed so a $1M-$50M brand can buy bookkeeping, AP/AR, sales tax filing, payroll support, and CFO advisory together without juggling three vendors.

The ICP is an operator who wants the books done, the close clean, and a monthly CFO meeting to talk through cash flow and forecasting. If you do not yet have a finance function and want to outsource the whole thing in one package, that is the sweet spot. Their public materials emphasize cash flow management, budgeting, and inventory analysis layered onto the bookkeeping base.

Who is Eightx built for?

Eightx is built for $5M-$150M Shopify and Amazon brands who already have demand and now need a senior CFO partner to make the next $50M decisions cleaner. Most clients are switchers. They had a fractional CFO who sent them last month's P&L and called it strategy. They are tired of being passed around. They want one senior partner who is in the weeds on SKU profitability, target CAC, open-to-buy, and the 13-week cash forecast.

Common buying triggers: scaling ad spend, debt strategy, agency accountability, considering a sale or recap, or just wanting peace of mind that the numbers are right and the team flags the problem before you find it. We work with operators who care about profit quality and optionality, not growth at all cost.

What FullyAccountable does well

Three honest strengths. First, the packaged back-office is genuinely useful for a brand that does not yet have any finance infrastructure. Bundling bookkeeping, sales tax, payroll, and a fractional CFO under one roof removes vendor coordination cost. Second, they have been around since 2014 and have a long client testimonial track record. They run a tight monthly close and are responsive on standard accounting requests. Third, their tiered pricing is transparent and predictable, which matters to operators buying their first finance partner. For a $1M-$10M brand that needs the whole stack and does not want a senior CFO running point on strategy every week, FullyAccountable is a defensible choice.

Where FullyAccountable falls short for ecommerce CFO buyers

The shortfalls show up once a brand crosses into the $5M-$150M band where strategic stakes get larger.

Reactive cadence on the CFO seat. Monthly CFO meetings work when you are not making weekly ad spend and inventory decisions. Operators in our switcher pipeline repeatedly say their prior fractional CFO "just shows me a P&L and cash flow forecasting. That's about it." That pattern is common across packaged firms, FullyAccountable included.
Errors slip through. Operators have caught big P&L errors in six of eight months at her last fractional CFO. The risk goes up at packaged firms where the senior CFO is spread across many accounts and the bookkeeping team is junior.
Passed around to many people. The pod model means a bookkeeper, an accountant, an account manager, and a CFO. Operators say "I don't want to be passed around to many different people."
Generalist ecom depth. FullyAccountable serves ecom and digital agencies. The depth on SKU-level CM1-CM3, Amazon FBA reconciliation, target CAC modeling, and open-to-buy budgeting is shallower than a specialist who works only with $5M+ Shopify and Amazon brands.
Strategy as monthly artifact, not weekly partnership. Forecasting and budgeting are deliverables, not a sparring relationship.

How Eightx handles those gaps

We were built around the switcher complaints above. The specifics:

Proactive, in the weeds, every week. One senior partner runs your account and is on a weekly call. The model is "worry about the numbers so you don't have to." We flag the problem before you find it. That is the buying criterion.
Trust the numbers as a hard pillar. Error-catching is named. Our controllers review the bookkeeping. The senior partner reviews the model. The goal is a P&L you can finally trust.
One senior partner owns the account. You are not passed around. Behind that partner sits bookkeeping, controller, CFO, and analyst as one connected team. That is one operator's "dream finance setup" written into our operating model.
Ecom specialist depth. SKU-level profitability, CM1-CM3, target CAC and new-customer rate, open-to-buy, 13-week cash, agency accountability against media buyer math, debt strategy. These show up in the weekly call because operators talk this way.
Sounding board, not status update. Operators describe what they want as "a sounding board," "a sparring partner," "a thought partner." That language is the design spec for the senior-partner seat.

How to think about working with us

There are two ways our clients describe what we do.

Rally car. You are the owner driving. We are riding shotgun, helping you navigate the course at high speed around breakneck corners. We call the line, you commit, we adjust. The point is not to take the wheel. The point is to make sure you do not miss the apex.

Performance medical team. Before a training block, an elite athlete gets a full workup: Dexa scan, bloodwork panel, movement screen. We do the equivalent for your business. The Eightx Audit is the assessment. The ongoing engagement is the training plan and the weekly check-in that keeps you healthy through the cycle.

Both metaphors say the same thing. We are not the accounting layer. We are the team that knows your numbers cold so you can run faster without breaking.

Pricing comparison

FullyAccountable's published pricing starts at $2,500/month for their bookkeeping plus fractional CFO bundle, scaling up across Your Bookkeeper, Your Team, Your CFO, and Your Executive tiers. Third-party reviews put their effective range at roughly $1,500-$4,000/month depending on company complexity. Tax returns are quoted separately.

Eightx pricing is structured differently. We start with an audit engagement so we can scope ongoing work to your actual SKU count, channel mix, and decision cadence. Ongoing engagement pricing is published on /book and reflects the senior-partner-led model. We do not list a single starting number because the difference between a $5M Shopify-only brand and a $40M Shopify-plus-Amazon-plus-wholesale brand is large enough that one price would mislead either side. The honest framing: we are not the cheapest. We are priced for a senior CFO in the seat, weekly, with a connected bookkeeping and controller team behind them.

Switching guide, what to expect

If you are switching from your current firm to Eightx, the path is structured and short.

Meet with us, at least twice. First call is the intro. Second call is the deep-dive on your books, ad spend, contribution margin, and cash. We do not pitch on the first call.
Run the Eightx Audit. 14-day, fixed scope, fixed fee. We go through your numbers and come back with a profit and cash plan. You see exactly what we caught and exactly what the engagement would look like.
Decide after the Audit. No parallel firm runs, no overlapping retainers. You have the plan in hand. If you like the plan, you continue.
Handover. We do a deep-dive call with your current team, take over the close, books, and forecasting, and the takeover is seamless. The Audit IS the onboarding, so you are fully online with Eightx in two weeks.

Comparing other ecommerce finance partners? See how Eightx stacks up against inDinero, Kruze, and Bench. Or step back to our fractional CFO services overview for how the engagement actually works.

Frequently Asked Questions

is fullyaccountable good for ecommerce brands?

Yes, for the right size and scope. FullyAccountable is a fit for $1M-$10M ecom or digital brands that want a packaged back office (bookkeeping, accounting, sales tax, payroll support, and a fractional CFO) under one roof at a predictable monthly fee. It is less of a fit once strategic decisions on ad spend, inventory, and debt move to a weekly cadence.

how is eightx different from fullyaccountable?

Eightx is senior-CFO-led with a weekly cadence and ecom-specialist depth on SKU profitability, CM1-CM3, target CAC, and 13-week cash. FullyAccountable is packaged outsourcing with bookkeeping at the base and a monthly CFO meeting at the top. The buying decision is "do I need a senior partner in the weeds with me weekly, or do I need the whole back office outsourced under one fee?"

what does fullyaccountable cost?

Their published starting price is $2,500/month for bookkeeping plus fractional CFO. Tiered packages scale up from there. Third-party reviews place the practical range at $1,500-$4,000/month. Tax returns are quoted separately.

what does eightx cost?

Eightx starts with an audit engagement and then scopes ongoing work to your channel mix, SKU count, and decision cadence. Current pricing is published on /book. We are priced for a senior partner in the seat weekly, not a packaged back office.

does fullyaccountable handle amazon fba?

FullyAccountable serves ecommerce broadly, including Shopify and Amazon sellers, with sales tax filing and inventory analysis available in higher tiers. For deep Amazon FBA work (FBA fees reconciliation, A2X mapping, settlement-level COGS, reserve and disbursement tracking) you will want to confirm the specific scope in your package.

does eightx work with brands that already have an internal controller or bookkeeper?

Yes. Many of our clients already have internal finance staff. We sit in the senior CFO seat and the internal team runs operational close. We also work alongside in-house finance managers who own the day-to-day model.

will switching to eightx force a replatform?

No. We onboard onto your existing accounting stack and ecom tools. QBO or Xero, A2X, Settle, Shopify, Amazon Seller Central, Ramp, Brex. If something is broken we fix it. We do not migrate for migration's sake.

how do i screen any fractional cfo before switching?

Ask the operator question one operator asks: "How proactive is your team? Do you flag issues before I find them?" Then ask for a sample weekly cadence, the actual driver model they would build for a brand your size, and how SKU-level CM1-CM3 shows up in their reporting. Specificity in the answer separates a senior partner from a number-reader.