# SPY TPMS vs Dill Retrofit BLE TPMS

The clearest difference is rating: Dill Retrofit BLE TPMS at 4.5 against SPY TPMS's 1.0. Dill Retrofit BLE TPMS also leads on update cadence (every 6 weeks vs every 6 months). SPY TPMS's advantage is iOS requirement (7.0 vs 13.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Dill Retrofit BLE TPMS holds the better App Store score, 4.5 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

SPY TPMS ships an update every 6 months, Dill Retrofit BLE TPMS every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SPY TPMS | Dill Retrofit BLE TPMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/spy-tpms/id766169340/reviews) | **[4.5 (2 ratings)](https://appshunter.io/ios/app/dill-retrofit-ble-tpms/id6451397713/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 3 MB | 24 MB |
| Requires iOS | **7.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [广东小飞将科技有限公司](https://appshunter.io/developer/766169343) | [SYSGRATION](https://appshunter.io/developer/833548921) |

## What reviewers say

### SPY TPMS

[App page](https://appshunter.io/ios/app/spy-tpms/id766169340)

This app receives tire pressure and temperature data via Bluetooth 4.0 and displays it on your iPhone. Monitor your vehicle's tire conditions directly from your device.

**Highlights:** Tire pressure monitoring, Tire temperature monitoring, Bluetooth 4.0 connectivity, iPhone display, Real-time data

**Features:** macOS Compatibility

**In-app purchases:** none


### Dill Retrofit BLE TPMS

[App page](https://appshunter.io/ios/app/dill-retrofit-ble-tpms/id6451397713)

Monitor your tire pressure and temperature in real-time with this app. It provides visual and audible alerts for deviations from your set limits, ensuring safer driving. Data or Wi-Fi is not required for operation.

**Highlights:** Real-time tire pressure and temperature monitoring, Visual and audible alerts, Customizable pressure and temperature limits, Multiple pressure and temperature units, Portrait and landscape orientation, Works offline, Apple CarPlay compatible

**In-app purchases:** none


## Frequently asked questions

### Is SPY TPMS free?

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

### Is Dill Retrofit BLE TPMS free?

Dill Retrofit BLE TPMS is free to download, with no in-app purchases.

### Which has better reviews, SPY TPMS or Dill Retrofit BLE TPMS?

Dill Retrofit BLE TPMS is rated higher. SPY TPMS averages 1.0 out of 5 from 1 ratings, while Dill Retrofit BLE TPMS averages 4.5 from 2 ratings.

### Do SPY TPMS or Dill Retrofit BLE TPMS have ads?

Neither SPY TPMS nor Dill Retrofit BLE TPMS shows ads.

### Which is updated more often, SPY TPMS or Dill Retrofit BLE TPMS?

SPY TPMS ships an update every 6 months, and Dill Retrofit BLE TPMS every 6 weeks. Most recently, SPY TPMS was updated on November 1, 2026 and Dill Retrofit BLE TPMS on November 3, 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.*