# Safe TPMS vs Cadence Smart DSP

The clearest difference is update cadence: Cadence Smart DSP at every 5 months against Safe TPMS's every 18 months. Safe TPMS's advantage is iOS requirement (12.0 vs 15.6). 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.

Safe TPMS ships an update every 18 months, Cadence Smart DSP every 5 months. The most recent releases landed on October 15, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Safe TPMS | Cadence Smart DSP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 5 months** |
| Size | 32 MB | 3 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Jialihua Electronic Technology Co.,Ltd](https://appshunter.io/developer/1460105736) | [Michael Chen](https://appshunter.io/developer/1775411374) |

## What reviewers say

### Safe TPMS

[App page](https://appshunter.io/ios/app/safe-tpms/id1644131593)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cadence Smart DSP

[App page](https://appshunter.io/ios/app/cadence-smart-dsp/id6737230884)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Safe TPMS free?

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

### Is Cadence Smart DSP free?

Cadence Smart DSP is free to download, with no in-app purchases.

### Do Safe TPMS or Cadence Smart DSP have ads?

Neither Safe TPMS nor Cadence Smart DSP shows ads.

### Which is updated more often, Safe TPMS or Cadence Smart DSP?

Safe TPMS ships an update every 18 months, and Cadence Smart DSP every 5 months. Most recently, Safe TPMS was updated on October 15, 2026 and Cadence Smart DSP 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.*