£5 Off Your Next Seatfrog Upgrade
Stop Missing Out on Smart Savings!
Please leave your email address to join our free newsletter. You'll be the first to hear about our latest verified deals from UK and international brands.

Use Our Amazing Tools to Enhance Your Experience
AI Deal Finder
Get instant recommendations with our ChatGPT AI-powered chat to find discounts tailored to you.
Browser Extension
Never miss a bargain again. Our extension notifies you about deals and discounts on the websites you visit.
FitterTools
Tell your preferences through a quick quiz, and we’ll match you with personalised offers to save you money.
Newsletter
Enjoy smart, tailored deals and exclusive offers from BudgetFitter, delivered to your inbox every week.
About Seatfrog
Seatfrog is the innovative UK rail travel app designed to make train journeys more flexible, affordable, and enjoyable. Seatfrog has revolutionised the way passengers experience train travel by providing unique services for last-minute train upgrades and ticket changes. The app’s most famous feature allows passengers with a standard class ticket to bid for first class seats in exciting last-minute auctions, making luxury travel more accessible. It also offers the ability to instantly buy upgrades, swap train times, or purchase super-value ‘Secret Fare’ tickets. For new users, a Seatfrog promo code from a referral often provides a credit, such as £5 off a first upgrade, making it even more appealing to try for a cheap First Class train tickets experience.
Why Use the Seatfrog App?
Seatfrog has become an essential app for savvy UK train travellers for several key reasons:
- Access Affordable First Class: The core appeal is the ability to get a First Class upgrade for a fraction of the usual cost. Passengers can often bid for first class upgrades starting from just a few pounds.
- Flexibility with Train Swap: The “Train Swap” feature allows passengers with fixed ‘Advance’ tickets to change their train time on the day of travel for a small fee, providing incredible flexibility for changing plans.
- Major UK Train Operator Partners: The service is available on many of the UK’s major intercity routes, with partners including LNER, GWR, Avanti West Coast, CrossCountry, East Midlands Railway, and TransPennine Express.
- Easy and Engaging Process: The app is user-friendly and the auction process is fun and simple. Bidding is free, and payment is only taken if a bid is successful.
- More Than Just Upgrades: Beyond upgrades, Seatfrog is evolving into a comprehensive UK rail travel app, also offering ticket purchasing and innovative fare options like ‘Secret Fare’.
Key Seatfrog Features and Services
The Seatfrog app UK offers a range of unique services for passengers:
- Upgrade Auctions: The signature feature. Passengers can enter their journey details and place bids in a live auction for any available First Class seats. Auctions typically start 24 hours before departure and end 30 minutes before the train leaves.
- Instant Upgrades (‘Upgrade Now’): For those who don’t want to risk an auction, an instant “Upgrade Now” price is often available, still providing a saving compared to buying a First Class ticket directly.
- Train Swap: An invaluable tool for holders of inflexible ‘Advance’ tickets. For a small fee, users can swap to an earlier or later train on the same day if seats are available.
- Secret Fare: On select routes (e.g., with Greater Anglia), passengers can buy a heavily discounted ticket by choosing a travel window (morning, afternoon, or evening), with the exact train time confirmed 24 hours before travel.
- Refer-a-Friend Programme: A scheme where new users signing up with a friend’s referral code can receive a credit (e.g., £5) towards their first last-minute train upgrades after their first purchase.
Benefits of Using Seatfrog
Using the Seatfrog app UK for train travel offers numerous advantages:
- Experience Luxury for Less: Enjoy the comfort, space, complimentary refreshments, and lounge access that come with First Class train tickets, but at a fraction of the cost.
- Travel with Flexibility: The “Train Swap” feature provides a solution to the problem of rigid, non-refundable Advance tickets when plans unexpectedly change.
- Add Excitement to Your Journey: The thrill of bidding in a live auction adds a fun and engaging element to any train trip.
- Reduce Travel Stress: A First Class upgrade can mean a quieter carriage, more space to work or relax, and a more comfortable journey overall.
Things to Consider When Using Seatfrog
To ensure the best experience with last-minute train upgrades, users should keep a few points in mind:
- Upgrades Are Not Guaranteed: Auctions only run if there is spare First Class capacity on a specific train. Availability is not guaranteed on every service.
- An Original Ticket is Required: A Seatfrog upgrade is not a travel ticket itself. Users must have a valid Standard Class ticket for that specific journey to use alongside their upgrade.
- Auction Dynamics: An auction can be competitive. It’s wise to decide on a maximum bid beforehand. Some high initial bids may trigger an “Instant Win.”
- Group Seating: While users can bid for multiple seats, Seatfrog cannot guarantee that all members of a group will be seated together due to the last-minute nature of seat allocation.
- Promo Code Terms: A Seatfrog promo code for a new user, like the “£5 off” referral credit, is typically applied after the first successful paid transaction.
Tips for a Great Seatfrog Experience
Travellers can increase their chances of success and get the most out of the app with these tips:
- Download the App and Set Alerts: Add a journey to the app in advance and set up notifications to be alerted as soon as an auction begins.
- Check for “Upgrade Now” Prices: If the instant upgrade price is appealing, it can be worth securing the seat without the uncertainty of an auction.
- Bid Strategically: Monitor the auction in its final minutes, as this is when most bidding activity happens.
- Refer Friends: Use the referral programme to earn credits for future upgrades.
Seatfrog Customer Support & Policies
Seatfrog provides customer support through a comprehensive Help Centre on their website and app. As a technology company partnering with major UK rail operators, they have clear policies on how upgrades are issued, how payments are processed, and what to do in case of train delays or cancellations. Their partnership with platforms like Mention Me for their referral programme ensures a secure and reliable system for issuing rewards.
Upgrade Your Journey with Seatfrog
For UK train travellers looking to add a touch of luxury and flexibility to their journey, the Seatfrog app UK is an essential tool. It offers a unique and exciting way to bid for first class seats, secure fantastic last-minute train upgrades, and change travel times with ease. By making First Class train tickets more accessible, Seatfrog transforms an ordinary trip into a premium experience. New users should look for a referral Seatfrog promo code to get a £5 credit towards their first upgrade and discover why over a million travellers have used this innovative UK rail travel app.
Download Seatfrog and start travelling smarter today!