OPX vs BigPay Authenticator
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
OPX
Send money internationally from Singapore, Hong Kong, or Malaysia with competitive exchange rates. Track your transactions, manage your account, and enjoy cash-free transfers with no commission or service fees, subject to conditions.
- International money transfers
- Competitive currency rates
- Track transactions
- Manage account
- Cash-free transfers
- No commission/service fees
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OPX by ONEPIP is your trusted mobile app for fast, secure, and convenient international money transfers. Whether you're sending funds for business or personal needs, OPX makes cross-border payments simple with competitive exchange rates and a seamless transfer experience. Why Choose OPX? โข Send international transfers with ease โข Access competitive, real-time FX rates โข Partnering with major commercial banks and leading liquidity providers โข Supports all major and exotic currencies, including USD, EUR, GBP, RMB, MYR, THB, PHP, IDR, and more โข Track your transactions in real time โข Enjoy cashless, digital payments โข Manage your account anytime, anywhere โข No hidden fees โข Your privacy and security are always our priority ONEPIP is regulated and licensed in Singapore, Hong Kong and Malaysia: - Monetary Authority of Singapore, MAS (PS20200279) - Hong Kong Customs Excise Department, HKMA (HK License No.: 13-12-01330) - Bank Negara Malaysia, BNM (License Serial No. 00842) Download OPX today and start Making Every PIP Count.
BigPay Authenticator
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Designed to support secure access, BigPay Authenticator strengthens account protection on BigPay Biz. It authorises time-based QR codes for transactions and activities to ensure reliable and controlled access to company accounts. - Works seamlessly with BigPay Biz - Functional and reliable QR code scan - Strengthens account protection with multi-factor authentication Built to safeguard transactions and activities across the BigPay Biz ecosystem.
Screenshots
Verdict
The clearest difference is iOS requirement: BigPay Authenticator at 15.0 against OPX's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OPX ships an update every 8 days, BigPay Authenticator fortnightly. The most recent releases landed on September 28, 2026 and September 21, 2026 respectively.
| Parameter | OPX | BigPay Authenticator |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | โ |
| Update frequency | Every 8 days โ better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | โ |
| Devices | iPhone, iPad | iPhone, iPad, iPod โ better |
| Requires iOS | 17.0 | 15.0 โ better |
| Further details โ not scored | ||
| Size | 135 MB | 36 MB |
| Age rating | 4+ | 17+ |
| Developer | ONEPIP Pte Ltd | BIG PAY PTE. LTD. |
In-app purchases
OPX
No in-app purchases
BigPay Authenticator
No in-app purchases
Questions
Is OPX free?
Is BigPay Authenticator free?
Do OPX or BigPay Authenticator have ads?
Which is updated more often, OPX or BigPay Authenticator?
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