# BT Card vs Schlage Base

The clearest difference is update cadence: BT Card at monthly against Schlage Base's every 20 months. 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.

BT Card ships an update monthly, Schlage Base every 20 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | BT Card | Schlage Base |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 20 months |
| Size | 5 MB | 205 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Shanghai Smarfid Security Equipment Co., Ltd.](https://appshunter.io/developer/1257595178) | [Allegion (Australia) Pty Ltd](https://appshunter.io/developer/1510864626) |

## What reviewers say

### BT Card

[App page](https://appshunter.io/ios/app/bt-card/id1257595179)

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

**In-app purchases:** none


### Schlage Base

[App page](https://appshunter.io/ios/app/schlage-base/id1634746027)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BT Card free?

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

### Is Schlage Base free?

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

### Do BT Card or Schlage Base have ads?

Neither BT Card nor Schlage Base shows ads.

### Which is updated more often, BT Card or Schlage Base?

BT Card ships an update monthly, and Schlage Base every 20 months. Most recently, BT Card was updated on November 6, 2026 and Schlage Base on November 7, 2026.

---

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