ČSOB Smart klíč vs NFCtron
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ČSOB Smart klíč
Securely log in and confirm transactions for online banking and e-commerce. This app offers biometric authentication like Face ID or fingerprint, eliminating the need for SMS codes. It also provides offline transaction confirmation and a branch/ATM locator.
- Secure login and payment confirmation
- Biometric authentication (Face ID, fingerprint)
- Offline transaction confirmation
- Remote verification for calls
- Branch and ATM locator
- Supports mobile phones and tablets
Read full descriptionHide full description
The ČSOB Smart Key will make it easier for you to log in and confirm payments in internet banking, as well as card payments in e-shops, or remote verification when calling the Infoline or a bank branch. You don't have to wait for a confirmation SMS and then rewrite the code from it. With the Smart Key, notifications will pop up immediately and you will confirm the request with a Face ID, fingerprint, or numerical PIN. Why to use ČSOB Smart Key application: • Conveniently log in and confirm the payment in internet banking • Easily confirm card payments on the Internet • The app can verify you remotely when calling the Infoline or bank branch • You can use a Face ID or fingerprint instead of a numerical PIN • Authentication complies with bank-grade security standards • Being offline is not a problem: app works also offline for confirming transactions in internet banking • A map of branches and ATMs is a part of the app • You can install it on both your mobile phones and tablets After downloading, simply activate the application in internet banking. For more information visit page https://www.csob.cz/smartkey
NFCtron
Manage your event spending with a digital wallet. Load funds onto your phone, track expenses, and request refunds for any remaining balance within 14 days post-event.
- Digital event wallet
- Load chip credit
- Track spending and balance
- Rate orders
- Refund unused credit
- Buy event tickets
Read full descriptionHide full description
NFCtron provides a payment system for concerts, festivals, and other one-off events. The mobile app for visitors allows them to load a chip onto their phone, track their spending and balance, rate orders, and get a refund for unused credit within 14 days of the end of the event free of charge. In the app, you can easily buy tickets for events, including the option to top up your chip credit or make other purchases. The payment experience is no longer a thing of the future. We are preparing further improvements.
Screenshots
Verdict
The clearest difference is rating: ČSOB Smart klíč at 4.3 against NFCtron's 3.2. ČSOB Smart klíč also leads on ratings volume (32 vs 6) and device support (4 vs 1). NFCtron's advantage is update cadence (weekly vs every 6 weeks). On price, review sentiment, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ČSOB Smart klíč holds the better App Store score, 4.3 against 3.2. That said, the two scores are not equally well evidenced: ČSOB Smart klíč has 32 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 33% of ČSOB Smart klíč's written reviews are positive against 29% of NFCtron's.
ČSOB Smart klíč ships an update every 6 weeks, NFCtron weekly. Both last shipped on October 24, 2026.
| Parameter | ČSOB Smart klíč | NFCtron |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (32 ratings) — better | 3.2 (6 ratings) |
| Positive reviews | 33.3% of reviews — better | 28.6% of reviews |
| Number of ratings | 32 — better | 6 |
| Update frequency | Every 6 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 113 MB | 413 MB |
| Age rating | 4+ | 4+ |
| Developer | Československá obchodní banka, a.s. | NFCtron Pay a.s. |
Customer experience
ČSOB Smart klíč
NFCtron
In-app purchases
ČSOB Smart klíč
No in-app purchases
NFCtron
No in-app purchases








