HNB Authenticator vs OneMart Merchant
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HNB Authenticator
This app provides a secure and straightforward method for authenticating sign-ins and transactions. It also allows for offline generation of One-Time Passwords (OTPs) via SMS for mobile data usage.
- Secure authentication
- Transaction authentication
- Offline OTP generation
- SMS-based OTPs
- Simple interface
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Use HNB Authenticator from HNB PLC which offers a simple & a secure way to authenticate sign-ins and transactions. For mobile data offline use, generate OTPs via SMS.
OneMart Merchant
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Grow your business with Onemart Merchant — the official vendor app for managing your store on Onemart.lk! Whether you sell groceries, e-commerce products, car rentals, or pharmacy items, Onemart Merchant brings everything together in one powerful platform. Register Here - https://app.onemart.lk/
Screenshots
Verdict
HNB Authenticator and OneMart Merchant are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
HNB Authenticator ships an update every 2 months, OneMart Merchant every 3 months. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.
| Parameter | HNB Authenticator | OneMart Merchant |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 24 MB | 66 MB |
| Age rating | 17+ | 4+ |
| Developer | Hatton National Bank | Mohamed Sirajudeen Ahamed Muneer |
In-app purchases
HNB Authenticator
No in-app purchases
OneMart Merchant
No in-app purchases
Questions
Is HNB Authenticator free?
Is OneMart Merchant free?
Do HNB Authenticator or OneMart Merchant have ads?
Which is updated more often, HNB Authenticator or OneMart Merchant?
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