BROKER EVALUATION
WE SCORED FIFTY-ONE FIRMS ACROSS THREE CATEGORIES.
Three research notes, one per market we cover. Twenty crypto exchanges, twenty CFD brokers and eleven prop firms. Each note states the axes we scored, the weight we gave them, the table we built, what got firms rejected, and what changed our score on the ones we picked. We take a commission from the partners we selected, which is exactly why we publish the method.
RESEARCH NOTE 01 · CRYPTO CRYPTO SPOT & PERPETUALSRESEARCH NOTE 02 · FX & CFDs BITCOIN, FOREX, METALS & INDICESRESEARCH NOTE 03 · PROP FIRMS FUNDED EVALUATIONS
RESEARCH NOTE 01 · CRYPTO · TRUDO TECHNOLOGIES LTD
WE SCORED TWENTY CRYPTO EXCHANGES. ONE FIT WHAT NAIRO™ ACTUALLY NEEDS.
NAIRO™ reads order flow, which makes exchange choice a data question before it is a fee question: if the book is thin, the footprint is noise. We scored twenty venues on depth, data quality, regulatory standing, custody transparency and cost, then picked the one whose tape is worth reading.
SELECTED KUCOIN The deepest long-tail order book of the twenty in our own testing, which is our measurement and not a KuCoin claim. Alongside it: an EU MiCA authorisation granted through Austria's FMA, 42+ consecutive monthly proof-of-reserves reports, and a fee floor that drops again with KCS. For altcoin order flow specifically, nothing else we tested came close on depth. 1,500+ DIGITAL ASSETS LISTEDMiCA EU AUTHORISATION VIA FMA AUSTRIA42+ MONTHS OF PROOF OF RESERVES4.5 / 4.7 GOOGLE PLAY · APP STORE
HOW WE SCORED IT
35% ORDER-BOOK DEPTH The only axis that changes what NAIRO™ can see. We sampled resting depth within 10bps on majors and on thin alt perps across a full week, including two high-volatility sessions.
20% DATA QUALITY Websocket stability, trade-level granularity, and whether the venue publishes per-trade aggressor side. Without that last field, delta is guesswork.
20% REGULATORY STANDING Licences and registrations on public registers, not claims on marketing pages. We checked every register ourselves, and we treat a registration as a registration rather than a licence.
15% CUSTODY TRANSPARENCY Frequency and continuity of proof-of-reserves. One audit is marketing; four unbroken years is a habit.
10% COST FLOOR Effective maker and taker cost at realistic retail volume, including any token discount.
THE COMPARISON
VENUEALT DEPTHEU STATUSRESERVESAGGRESSOR DATAVERDICT
KUCOINDeepest testedMiCA authorised (FMA Austria)Monthly, 42+ monthsYesSELECTED
BYBITStrong majors, thinner altsMiCA authorised (FMA Austria)Monthly, >100%YesRunner-up
OKXStrong, institutionalMiCA authorisedMerkle-verifiableYesRunner-up
BINANCEDeepest majors overallUnder MiCA pressurePublishedYesAccess constraints
SIXTEEN OTHERSThin on altsNone verifiableIrregular or noneOften partialRejected
WHAT YOU GET THROUGH US
120 USDT WELCOME COUPONS Fee coupons and vouchers rather than a cash deposit match: 20 USDT on KYC within 14 days, a further 100 USDT at a 50 USD deposit, then volume-based VIP vouchers. Affiliates quote thousands; the tiers you will actually reach are the honest number. Not available in restricted jurisdictions, and EEA users are not eligible.
0.10% SPOT FEE, FROM Class A pairs at VIP 0, which covers the major liquid markets. Class B is 0.20% and long-tail Class C is 0.30%, so this is a floor and not a flat rate. Perpetuals are 0.02% maker and 0.06% taker at VIP 0.
−20% OFF YOUR TIER RATE, UP TO Hold KCS and switch on paying fees with KCS in settings: 0.10% becomes 0.08% on major spot pairs. It stacks on your tier rate, and it is not automatic.
$1.25T TRADED IN 2025 KuCoin's own published figure, with spot volume up 55% and futures up 30% year on year. Flow rather than a subjective depth claim, and it supports the same argument.
42 MONTHS OF PROOF OF RESERVES Published every month without a gap and recognised by CryptoQuant as a PoR Transparency Leader, rather than a one-off audit timed for a press release.
4 SECURITY CERTIFICATIONS SOC 2 Type II, ISO/IEC 27001:2022, ISO/IEC 27701 and CCSS, all current. KuCoin is the only major exchange holding all four.
WHAT CHANGED OUR SCORE
KuCoin has spent two years rebuilding, and the rebuild is why the score moved. It settled its US matter, paid what it owed and walked away from that market rather than operating in a grey zone. It brought in new leadership. It then earned an EU MiCA authorisation through Austria's FMA on 27 November 2025, registered with AUSTRAC as a Digital Currency Exchange provider in Australia, and registered with FIU-IND in India: the hard, slow, expensive route rather than the offshore one. Three caveats belong next to that. The MiCA authorisation is granted but business operations under it have not yet commenced, so do not read it as an EEA service today. Each of those three approvals covers one local entity in one jurisdiction, not KuCoin globally, and two of them are registrations rather than licences. And KuCoin has committed $2B to security, compliance and transparency across 2026 to 2028, which is an investment programme rather than an insurance fund or a client-money guarantee, and we will not present it as one. Two further practical consequences: KuCoin does not serve the United States, mainland China, Hong Kong or Singapore, and its Thai operations have been suspended by the Thai SEC since January 2026.
WHAT GOT FIRMS REJECTED
NO AGGRESSOR SIDE ON THE TAPE Several venues publish trades without the taker side. Delta cannot be computed from that, so half of what NAIRO™ does would be unavailable. Instant disqualification regardless of fees.
RESERVE REPORTING WITH GAPS Four venues published proof-of-reserves, then stopped for months, then resumed. A gap is a signal.
UNVERIFIABLE LICENCE CLAIMS Three venues listed regulators that do not license crypto activity at all. We checked the registers; the claims did not survive it.
We keep watching. If KuCoin's depth degrades or the reserve reporting breaks, this page changes and we say why.
Crypto spot and perpetuals
This evaluation reflects our own testing and publicly available regulatory information at the time of writing. It is not a recommendation to open an account with any firm, and it is not investment advice. Regulatory status changes: check the relevant public register yourself before you deposit. We are compensated by the partners listed on this site.