Your free credit score affects more than just loan approvals — it can influence your mortgage rates, car insurance premiums, and even job opportunities. With so many options to check your score online, it’s tough to know which one is right for you.
That’s why we’re comparing three of the most popular tools: Credit Karma, Experian Boost, and SoFi Relay. Each offers a free way to check and track your credit, but they differ in terms of features, accuracy, and additional benefits.
Quick Comparison Table
| Feature | Credit Karma | Experian Boost | SoFi Relay |
|---|---|---|---|
| Score Sources | TransUnion & Equifax | Experian only | TransUnion |
| Free Reports | Yes | Limited | Yes |
| Unique Feature | Credit card & loan recommendations | Boosts credit score by adding utility/phone bills | Full financial dashboard |
| Alerts | Yes | Yes | Yes |
| Extra Tools | Credit card & loan marketplace | FICO Score updates | Budget tracking, net worth, cash flow |
| Best For | Ongoing monitoring + offers | Thin credit files looking to add accounts | All-in-one financial view |
Credit Karma: Ongoing Credit Monitoring
- What you get: Free access to TransUnion and Equifax credit scores and reports.
- Unique tools: Personalized recommendations for credit cards, loans, and refinancing.
- Best for: Individuals who desire ongoing monitoring and personalized product suggestions.

Experian Boost: Improve Your Credit Score Instantly
- What you get: Free Experian credit score, plus the ability to “boost” it by linking utility, phone, and streaming accounts.
- Unique tools: The Only platform that lets you instantly add positive payment history.
- Best for: People with limited credit history (thin files).

SoFi Relay: Beyond Just a Credit Score
- What you get: Free access to your TransUnion score, plus budget tracking, spending insights, and net worth tools.
- Unique tools: Connects all your accounts in one dashboard — credit, banking, investments.
- Best for: Users who want holistic financial management along with credit monitoring.

Which Free Credit Score Tool Should You Choose?
- Choose Credit Karma if you want ongoing credit monitoring with alerts and loan recommendations.
- Choose Experian Boost if your credit file is thin and you want a quick score increase by adding utility/phone bills.
- Choose SoFi Relay if you want an all-in-one financial dashboard that combines credit score tracking with budgeting tools.
Final Takeaway
Your credit score can unlock better loan rates, lower insurance premiums, and even more career opportunities. The good news? You don’t have to pay to access it.
Credit Karma
TU + EQ scores, alerts, recommendations.
- Ongoing monitoring
- No credit card
Experian Boost
Add bills to your file for a possible instant lift.
- Great for thin files
- Experian score
SoFi Relay
Score + budgeting, spending, and net worth tools.
- All-in-one dashboard
- TransUnion score