ReferTree guides
Referral programs, without the digging.
We check current rewards, requirements, expiry rules and official terms before publishing.
Latest guides
Verified Sep 20, 2026
Repsol Refer a Friend Spain: Earn Up to €80 per Friend
€30 for electricity, €30 for gas or €80 for both, paid after the new supply activates.
Read guideVerified Sep 19, 2026
Kraken Referral Program Spain: €10–€75 Each
Random €10–€75 rewards for both sides, EEA eligibility, trading rules and common issues.
Read guideVerified Sep 18, 2026
Starbucks Referral Program Spain: 500 Stars Each
500 Stars for both sides after a new member joins with the code and spends at least €2.50.
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Verified Sep 17, 2026
Endesa Referral Program Spain: €50 Each, Up to €500
€50 in PARA TI points for both sides, code deadline, new-customer rule and referral limit.
Read guideVerified Sep 16, 2026
BBVA Referral Program Spain: Up to €660 + €450 for Friends
BBVA Plan Amigo rewards, new €400 friend milestone, card, Bizum and eligibility rules.
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Verified Sep 15, 2026
Coinbase Referral Program: Rewards, Spain Rules & Common Issues
Country-specific rewards, EEA eligibility, qualifying purchases, deadlines and common referral issues.
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Verified Sep 14, 2026
Bolt Referral Program: Spain Rewards, Code Rules & Common Issues
Both sides can get a ride benefit after a new user’s first eligible ride. Reward values vary by market and offer.
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Verified Sep 13, 2026
Trade Republic Referral Program: Rewards, Rules & Spain Guide
Personalized cash or interest rewards, Spain eligibility, deadlines and public-sharing restrictions.
Read guideVerified Sep 12, 2026
WeRoad Referral Program: €120 Off & Up to 50%
Spain offer, qualification rules and public-sharing restrictions.
Read guideVerified Sep 11, 2026
Paysend Referral Program: Double $6 Rewards in September
September double-reward promotion and qualifying transfer rules.
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Verified Sep 10, 2026
Revolut Referral Program: Rewards & Requirements
Campaign-specific rewards, card and purchase requirements and common issues.
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Verified Sep 9, 2026
Wise Referral Program: Rewards, Requirements & Exceptions
Variable regional offers, qualifying activity and the 30-day missed-link rule.
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Verified Sep 8, 2026
N26 Referral Program: Bonus, Requirements and Timing
Variable reward after a qualifying first Mastercard payment.
Read guideVerified Sep 7, 2026
Vivid Referral Program: €20 + 3% for Friends
Stock Rewards and promotional interest requirements.
Read guideVerified Sep 6, 2026
Openbank Referral Program: Up to €70 Each
Card-purchase and Bizum requirements plus sharing restrictions.
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Verified Sep 5, 2026
Binance Referral Tournament: Up to 500 USDC
September promotion; EEA-registered users are excluded.
Read guideVerified Sep 4, 2026
Finst Referral Program: Earn €10–€200 in Bitcoin
September Bitcoin referral promotion and trading requirement.
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Verified Sep 3, 2026
Airalo Referral Code: Get $3 Off & Earn $3
Current offer, Airmoney and referral limits.
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Verified Sep 3, 2026
Octopus Energy Referral Program: €50 Reward
Spain reward, eligibility and public-sharing restrictions.
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Verified Sep 1, 2026
Vinted Referral Program: Earn Up to €15
Two milestones, coupon rules and country restrictions.
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