Comparison

SFOne FX Trader vs QM Master

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

Head to head

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About

SFOne FX Trader

Features

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SF One allows you to monitor and trade currency prices on the Open Currency Exchange (OCX) from your iPhone through a simple and intuitive interface. SF One features an advanced market design that delivers unparalleled execution performance by combining direct, indirect and resting order liquidity in a single unified matching engine. Unlike legacy FX platforms with garment liquidity into separate rooms, SF One has just one liquidity pool: yours.

About

QM Master

Features

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QM Master is more than just a payment card— it’s your direct connection to the world of gold. Designed exclusively for Quantum Metal members, it provides direct access to the value of your gold, offering unmatched flexibility in managing and using your gold holdings.

Screenshots

SFOne FX Trader4 screens

QM Master4 screens

Verdict

The call

The clearest difference is iOS requirement: SFOne FX Trader at 12.4 against QM Master's 15.1. On price, update cadence, ads 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.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 5, 2026 and October 3, 2026 respectively.

Scorecard1 real difference · 5 level

SFOne FX Trader versus QM Master: the parameters behind the verdict, then further details
Parameter	SFOne FX Trader	QM Master
Price	Free	Free
Update frequency	Every 3 months	Every 3 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	12.4 — better	15.1
Further details — not scored
Size	19 MB	24 MB
Age rating	4+	17+
Developer	Integral	My Gold I by Quantum Metal

In-app purchases

None

SFOne FX Trader

No in-app purchases

None

QM Master

No in-app purchases

Questions

Is SFOne FX Trader free?

SFOne FX Trader is free to download, with no in-app purchases.

Is QM Master free?

QM Master is free to download, with no in-app purchases.

Do SFOne FX Trader or QM Master have ads?

Neither SFOne FX Trader nor QM Master shows ads.

Which is updated more often, SFOne FX Trader or QM Master?

SFOne FX Trader ships an update every 3 months, and QM Master every 3 months. Most recently, SFOne FX Trader was updated on October 5, 2026 and QM Master on October 3, 2026.