# OLB appTAN vs Postbank

The clearest difference is review sentiment: Postbank at 63% against OLB appTAN's 18%. Postbank also leads on rating (4.7 vs 3.0) and update cadence (every 5 weeks vs every 9 months). OLB appTAN's advantage is monetization model (free vs free with in-app purchases). On price, ads, in-app purchases and device support there is nothing between them.

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

Postbank holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Postbank has 647 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 18% of OLB appTAN's written reviews are positive against 63% of Postbank's.

OLB appTAN ships an update every 9 months, Postbank every 5 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | OLB appTAN | Postbank |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (9 ratings)](https://appshunter.io/ios/app/olb-apptan/id1441657819/reviews) | **[4.7 (647 ratings)](https://appshunter.io/ios/app/postbank/id6444706327/reviews)** |
| Number of ratings | 9 | **647** |
| Positive reviews | 17.6% of reviews | **63.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 28 MB | 266 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oldenburgische Landesbank AG](https://appshunter.io/developer/511948613) | [Postbank - eine Niederlassung der DB Privat- und Firmenkundenbank AG](https://appshunter.io/developer/330289564) |

## What reviewers say

### OLB appTAN

[App page](https://appshunter.io/ios/app/olb-apptan/id1441657819)

Securely approve your online banking transactions directly from your smartphone or tablet. This app simplifies and enhances the security of your digital banking activities.

**Highlights:** Direct transaction approval, Smartphone and tablet support, Secure online banking, Easy registration process, Activation via mail

**Features:** Vision Pro support

**In-app purchases:** none


### Postbank

[App page](https://appshunter.io/ios/app/postbank/id6444706327)

Manage your finances with ease. Open accounts, track transactions, make real-time transfers, and handle credit cards. Securely authorize payments and explore investment options. Offers a simplified view for clarity.

**Highlights:** Account opening, Real-time transfers, Credit card management, Mobile payments, Investment trading, Financial analysis, Simple mode

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast biometric login and streamlined authentication
- 👍 Simple and intuitive user interface
- 💳 Easy money transfers and basic transactions
- 🔒 Secure access with biometric features
- ✨ Recent improvements to app stability and usability

**What reviewers complain about**

- 🐛 Frequent app crashes when viewing transactions
- 😤 Overly complex setup and activation process
- 📉 Significant loss of features compared to previous version
- 🔄 Requires switching between multiple apps (BestSign and Postbank)
- 📱 Poor responsive design on smaller smartphones

**Reported bugs**

- App crashes when accessing transaction history
- Setup fails with 'no internet access' error despite connectivity
- QR code scanning impossible during phone activation
- Remember Postbank ID function not working
- Password change function broken

**Requested features**

- Transaction notifications (push or email)
- QR code scanning for transfers
- Online mailbox/Posteingang functionality
- Bank statements and account information access
- Real-time transfer capability


## Frequently asked questions

### Is OLB appTAN free?

OLB appTAN is free to download, with no in-app purchases.

### Is Postbank free?

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

### Which has better reviews, OLB appTAN or Postbank?

Postbank is rated higher. OLB appTAN averages 3.0 out of 5 from 9 ratings, while Postbank averages 4.7 from 647 ratings.

### Do OLB appTAN or Postbank have ads?

Neither OLB appTAN nor Postbank shows ads.

### Which is updated more often, OLB appTAN or Postbank?

OLB appTAN ships an update every 9 months, and Postbank every 5 weeks. Most recently, OLB appTAN was updated on October 26, 2026 and Postbank on October 27, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*