# Response vs Plier

The clearest difference is in-app purchases: Response at none against Plier's 2. Response also leads on iOS requirement (8.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Plier sells 2 in-app purchases, starting at $6.99 per 7 days. Response asks for nothing beyond the download.

Response ships an update every 5 days, Plier weekly. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Response | Plier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (15 ratings)](https://appshunter.io/ios/app/plier-car-maintenance-tracker/id6742336175/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 55 MB | 54 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ECU=SHOP](https://appshunter.io/developer/1389703440) | [Heap Labs LLC](https://appshunter.io/developer/840318089) |

## What reviewers say

### Response

[App page](https://appshunter.io/ios/app/response/id1481063226)

**Features:** Vision Pro support

**In-app purchases:** none


### Plier

[App page](https://appshunter.io/ios/app/plier-car-maintenance-tracker/id6742336175)

Transform your iPhone into an AI-powered car diagnostic tool. Connect to your vehicle via an OBD2 device to understand its health, diagnose issues, and estimate repair costs.

**Highlights:** AI-driven diagnostic reports, Real-time OBD2 data and graphs, Check engine light insights, Repair cost estimation, ELM327 Bluetooth compatibility, Troubleshoot engine codes

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Weekly) | $6.99 | per 7 days |
| Pro ( 1 Year ) | $49.99 | per year |


## Frequently asked questions

### Is Response free?

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

### Is Plier free?

Plier is free to download, with in-app purchases available.

### Do Response or Plier have ads?

Neither Response nor Plier shows ads.

### Which is updated more often, Response or Plier?

Response ships an update every 5 days, and Plier weekly. Most recently, Response was updated on October 8, 2026 and Plier on October 12, 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.*