Comparison

TetradPay vs KEEP by Fast FX

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

TetradPay

Send money instantly and securely to loved ones abroad for various needs like tuition, bills, or housing. Leverage cutting-edge technology for seamless cross-border payments with competitive exchange rates and low fees.

Highlights
  • Instant money transfers
  • Secure open banking technology
  • Competitive exchange rates
  • Low, upfront fees
  • FCA regulated and HMRC supervised
  • Easy registration and transfer process
Features
Read full description

TetradPay-show love to your loved ones using TetradPayPay Instant money transfer The TetradPay money transfer app is a fast, simple, secure way to send money back home to loved ones. We have you covered whether for tuition fees, hospital bills, monthly maintenance, or housing projects. Our mission is to revolutionize international money remittance by leveraging cutting-edge technology to drive seamless and hassle-free cross-border payments. With TetradPay you enjoy • Fast Remittance: Our transfers are completed instantly. You no longer need to wait for minutes, hours, or days to receive payments. • Safe & secure service: Our payments are driven by open banking technology supported by strong customer authentication (SCA), so you can rest assured that your account is protected. • Great exchange rates: We always strive to offer better exchange rates over and above our competitors. • Low Cost: Our low-cost fees are displayed upfront and are standard across the board. You can also choose whether to pay transaction fees or not during the transfer process. • FCA Regulated and HMRC supervised: We are registered and approved by the UK Financial Conduct Authority (FCA) under the Payment Services Regulations 2017 and the Electronic Money Regulations 2011 and supervised by the HMRC for anti-money laundering supervision. Here is how the process works: 1. Download our mobile app 2. Complete the registration process which only takes a few minutes 3. Choose your destination 4. Select how much you want to send 5. Choose whether you are sending with or without a commission 6. Add recipient 7. Pay through our open banking facility 8. Receive an instant notification as soon as your transfer is complete For more information, please contact us via email at info@wslgloballtd.com

About

KEEP by Fast FX

Easily send and request money with instant, secure transactions. This app offers a user-friendly interface for managing all your financial exchanges, with multi-currency support and detailed transaction history.

Highlights
  • Instant money transfers
  • Request money easily
  • Secure transactions
  • User-friendly interface
  • Transaction history tracking
  • Multi-currency support
  • Integration with contacts
Features
Read full description

Keep: Send and Request Money with Ease Welcome to Keep, the ultimate solution for seamless money transfers and requests. Whether you're splitting a dinner bill, paying rent, or sending a gift, Keep makes financial transactions simple, secure, and fast. Key Features: Instant Transfers: Send money to friends and family instantly. With Keep, your transactions are processed in real-time, ensuring that your funds reach their destination without delay. Request Money: Easily request money from others. Whether it's for shared expenses or a group gift, Keep allows you to send a request with just a few taps. Secure Transactions: Your security is our top priority. Keep uses advanced encryption and security protocols to protect your financial information and ensure that your transactions are safe. User-Friendly Interface: Navigate through the app with ease. Keep's intuitive design makes it simple for anyone to send or request money, regardless of their tech-savviness. Transaction History: Keep track of all your transactions in one place. View your complete transaction history to manage your finances better and ensure transparency. Multi-Currency Support: Send and receive money in multiple currencies. Keep supports a wide range of currencies, making it ideal for international transactions. Personalized Notifications: Stay informed with real-time notifications. Get alerts for incoming and outgoing transactions, so you're always in the loop. Integration with Contacts: Easily find and connect with friends and family. Keep integrates with your phone's contacts, making it simple to send or request money from people you know. Why Choose Keep? - Reliability: Count on Keep for consistent and dependable service. Our robust infrastructure ensures that your transactions are processed smoothly every time. - Customer Support: Our dedicated support team is here to help. Whether you have a question or need assistance, we're just a message away. Keep@fastfx.co.uk - No Hidden Fees: Enjoy transparent pricing with no hidden charges. Keep offers competitive rates and clear transaction fees, so you know exactly what you're paying. Join the Keep community today and experience the future of money transfers. Download Keep now and start sending and requesting money with ease!

Screenshots

TetradPay4 screens
KEEP by Fast FX4 screens

Verdict

The call

The clearest difference is ads: TetradPay at none against KEEP by Fast FX's shown. TetradPay also leads on ratings volume (39 vs 3). KEEP by Fast FX's advantage is update cadence (every 10 days vs every 4 weeks). On price, rating, review sentiment and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for TetradPay against 4.7 for KEEP by Fast FX. That said, the two scores are not equally well evidenced: TetradPay has 39 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 78% of TetradPay's written reviews are positive against 77% of KEEP by Fast FX's.

UpkeepUpdate frequency

TetradPay ships an update every 4 weeks, KEEP by Fast FX every 10 days. The most recent releases landed on October 20, 2026 and October 23, 2026 respectively.

Scorecard3 real differences · 7 level
TetradPay versus KEEP by Fast FX: the parameters behind the verdict, then further details
ParameterTetradPayKEEP by Fast FX
PriceFreeFree
Rating4.7 (39 ratings) — better4.7 (3 ratings)
Positive reviews78.5% of reviews — better77.3% of reviews
Number of ratings39 — better3
Update frequencyEvery 4 weeksEvery 10 days — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.1 — better15.6
Further details — not scored
Size119 MB47 MB
Age rating4+17+
DeveloperTetrad Incorporation LimitedFast FX

Customer experience

TetradPay

All ratings39 ratings
Positive97.4%
Neutral0.0%
Negative2.6%
Written reviews79 reviews
Positive78.5%
Neutral2.5%
Negative19.0%

KEEP by Fast FX

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews22 reviews
Positive77.3%
Neutral0.0%
Negative22.7%

Bugs and requests

TetradPay

Reported bugs

6 issues
  • Face ID authentication not working
  • Login screen requires constant re-entry of details
  • Face ID button missing
  • Verification code delays
  • Deposit not instant despite claims
Show 1 more
  • App not providing official receipts

Requested features

6 requests
  • Provide official receipts/invoices
  • Improve Face ID authentication
  • Enable Face recognition for login
  • Allow higher remittance limits without manual authorization
  • Ensure instant deposit claims are accurate
Show 1 more
  • Improve customer service responsiveness and follow-through

KEEP by Fast FX

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

TetradPay

No in-app purchases

None

KEEP by Fast FX

No in-app purchases

Questions

Is TetradPay free?
TetradPay is free to download, with no in-app purchases.
Is KEEP by Fast FX free?
KEEP by Fast FX is free to download, with no in-app purchases.
Which has better reviews, TetradPay or KEEP by Fast FX?
TetradPay is rated higher. TetradPay averages 4.7 out of 5 from 39 ratings, while KEEP by Fast FX averages 4.7 from 3 ratings.
Do TetradPay or KEEP by Fast FX have ads?
KEEP by Fast FX shows ads; TetradPay does not.
Which is updated more often, TetradPay or KEEP by Fast FX?
TetradPay ships an update every 4 weeks, and KEEP by Fast FX every 10 days. Most recently, TetradPay was updated on October 20, 2026 and KEEP by Fast FX on October 23, 2026.

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