Wirex vs KAST vs Avici (2026): Which Crypto Card Is Right for You?
By an editor with 5+ years of fintech industry expertise · Updated May 2026 · ~6 min read
I use all three of these cards. Not “tested for a review” — I actually keep Wirex, KAST, and Avici in rotation and spend on them across the UAE and Europe. So this isn’t a spec-sheet comparison scraped from their websites. It’s which card I reach for, when, and why.
Here’s the thing most “best crypto card” lists get wrong: these three aren’t really competing for the same spot. They’re three different philosophies. One is a multi-currency travel card, one is a stablecoin rewards machine, and one is a self-custody fortress. The right answer depends entirely on what you actually want.
The 30-second answer:
🌍 Want a travel card for many currencies? → Wirex (0% FX, free ATM, proven since 2014)
💵 Want real cashback on stablecoin spending? → KAST (1.5% USD cash, best app)
🔐 Want to hold your own keys? → Avici (true self-custody, 12 chains)
Crypto Card Comparison: Wirex vs KAST vs Avici
| Feature | Wirex | KAST | Avici |
|---|---|---|---|
| My rating | 7 / 10 | 8 / 10 | 7.5 / 10 |
| Custody | Custodial | Custodial | Self-custodial |
| Best for | Travel / multi-currency | Stablecoin spend + rewards | Self-custody / sovereignty |
| Cashback | 0.5% (WXT token) | 1.5% USD (real cash) | 0% |
| Annual fee (entry) | $0 | $0 | $0 (Platinum) |
| FX fee | 0% all currencies | 0% USD / 0.5–1.75% other | 0% (Avici side) |
| ATM | Free allowance (€200/mo) | $3 + 2%, capped | Free (Signature) / $1+0.65% |
| Token / airdrop upside | No | Yes (KAST Points) | No |
| Blockchains | Multi-crypto (35+ coins) | Solana-first | 12 chains |
| Spendable asset | BTC/ETH/35+ coins | Stablecoins (USDC/USDT) | USDC (others auto-swap) |
| Countries | ~35 | 170+ | ~40–48 (not EU/UK official) |
| Funding flow | Load & spend | Load & spend | Two-step (Assets → Spending) |
| Ecosystem extras | Multi-currency accounts | USD account, transfers, yield 3–4% | Credit line, yield ~11.9%, tokenized stocks |
| Track record | Since 2014 | Since 2024 | ~1 year |
| Trustpilot | 1.3 | 3.3 | ~3.6 (few reviews) |
| Apple/Google Pay | Yes | Yes | Yes |
Green = the strongest option for that row. But “strongest on a spec” doesn’t mean “best for you” — read on for which profile fits which card.
Which One Is for You? Three Profiles
Forget “best overall.” Find yourself in one of these three and the choice is obvious.
🌍 The Traveler → Wirex
You move between countries and currencies. You want a card that doesn’t punish you with FX fees, lets you pull cash abroad, and has a long track record so you trust it with travel money.
Why Wirex: 0% FX on every currency, a free monthly ATM allowance, multi-currency accounts, and it’s been operating since 2014. It pays rewards in its WXT token (only ~0.5% and volatile), so it’s not a rewards play — it’s a travel-convenience play. My rating: 7/10.
💵 The Stablecoin Spender → KAST
You hold USDC/USDT and spend online and via Apple Pay. You want real rewards — actual dollars, not a token you have to pray on — plus a clean modern app and broad country coverage.
Why KAST: 1.5% cashback paid in real USD (on the first $2k/month), the best app of the three, 170+ countries, plus KAST Points for token upside. The one I personally reach for most. My rating: 8/10.
🔐 The Sovereign → Avici
You don’t want any company holding your money. Post-FTX, “not your keys, not your coins” is non-negotiable for you. You’ll trade rewards and convenience for genuine self-custody.
Why Avici: true self-custody (your USDC sits in a contract only you control — there’s literally a “Solana Private Key” in settings), 12-chain support, and a surprisingly deep DeFi ecosystem (credit line, ~11.9% yield, tokenized stocks). The catch: 0% cashback and a two-step funding flow. My rating: 7.5/10.
Head-to-Head Breakdowns
KAST vs Wirex
The two custodial cards — the realistic everyday choice for most people. KAST wins on rewards (1.5% real USD vs Wirex’s 0.5% volatile WXT), app quality, country coverage (170+ vs 35), and Trustpilot (3.3 vs 1.3). Wirex wins on travel: 0% FX across all currencies (KAST charges 0.5–1.75% on non-USD), a free ATM allowance (KAST’s ATM is expensive and capped), and a decade-long track record. If you spend mostly in USD/online, KAST. If you travel across many currencies and use ATMs, Wirex.
KAST vs Avici
The cleanest philosophical split: rewards vs sovereignty. KAST is custodial and pays you 1.5% to spend; Avici is self-custodial and pays nothing. KAST is simpler (load and spend) where Avici has a two-step funding flow. But Avici hands you the keys — KAST holds your funds. If you’re comfortable custodial and want cashback, KAST. If self-custody is the whole point, Avici, no contest.
Wirex vs Avici
Old guard vs new guard. Wirex is the proven, multi-currency, travel-friendly custodial card with a decade behind it and official EU support. Avici is the young, self-custodial, 12-chain card with a deep DeFi ecosystem but no rewards and narrow (non-EU) geography. They barely overlap: pick Wirex for proven travel convenience, Avici for sovereignty and DeFi features.
Want the full detail on any one? Read the in-depth reviews: Wirex review · KAST review · Avici review.
Frequently Asked Questions
Which crypto card is best overall in 2026?
There’s no single “best” — it depends on what you want. For most people spending stablecoins day to day, KAST is my top pick (8/10) thanks to real 1.5% USD cashback and the best app. For multi-currency travel, Wirex (7/10). For self-custody, Avici (7.5/10). I use all three for different jobs.
Which has the best cashback?
KAST, clearly. It pays 1.5% in real US dollars (on the first $2,000/month). Wirex pays ~0.5% in its volatile WXT token, and Avici pays 0% — it trades rewards for self-custody.
Which is best for self-custody?
Avici, with no real competition among these three. Wirex and KAST are both custodial (they hold your funds). Avici keeps your USDC in a smart contract only you control — there’s even a “Solana Private Key” option in the app.
Which is cheapest for travel and ATMs?
Wirex. It charges 0% FX on all currencies and includes a free monthly ATM allowance. KAST charges 0.5–1.75% on non-USD spend and has expensive, capped ATMs. Avici’s Signature tier has free ATMs but a low daily cap.
Can I just use all three?
That’s exactly what I do. KAST for everyday stablecoin spending and cashback, Wirex for multi-currency travel, Avici as a self-custody backup. They’re free to start (entry tiers), so there’s no harm in holding more than one for different situations.
Which works in my country?
KAST has the widest reach (170+ countries). Wirex covers ~35, with official EU support. Avici covers ~40–48 but is not officially EU/UK-focused. Always check current availability in the app before depositing.
The Verdict: There’s No “Best” — There’s “Best for You”
After keeping all three in my wallet, here’s the honest bottom line: they’re not rivals so much as specialists. Pick by what you actually need.
KAST
Best all-rounder · stablecoin spend + real cashback
8/10
Avici
Best for self-custody · sovereignty + DeFi
7.5/10
Wirex
Best for travel · multi-currency + free ATM
7/10
If you made me pick just one to start with, it’d be KAST — it’s the best balance of rewards, usability, and reach for most people. But if you’re a frequent traveler, Wirex will save you more on FX and ATMs. And if self-custody is your priority, only Avici delivers it. They’re all free to start, so the smartest move is often to hold the one that fits your main use — and add a second for the job it does best.
Ratings and details reflect my personal hands-on use of all three cards as of May 2026 and are subject to change — verify current terms on each provider’s site. This article contains affiliate links and referral codes; if you sign up through them I may earn a commission or referral benefit at no extra cost to you. It doesn’t change my assessments, which are based on actual daily use. Read the full Wirex, KAST, and Avici reviews for full detail.