# VQ Install vs Flashcal+

The clearest difference is review sentiment: Flashcal+ at 67% against VQ Install's 0%. Flashcal+ also leads on update cadence (every 3 weeks vs every 2 months). VQ Install's advantage is in-app purchases (none vs 5) and rating (3.2 vs 3.0). On price, ratings volume, ads and monetization model there is nothing between them.

Both are free to download. Flashcal+ sells 4 one-off in-app purchases. VQ Install asks for nothing beyond the download.

VQ Install holds the better App Store score, 3.2 against 3.0. Both are backed by a comparable volume of ratings — 5 and 8 respectively. Written reviews complicate that: 0% of VQ Install's written reviews are positive against 67% of Flashcal+'s, so the app with the better star average is not the one people write more warmly about.

VQ Install ships an update every 2 months, Flashcal+ every 3 weeks. The most recent releases landed on October 10, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | VQ Install | Flashcal+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (5 ratings)](https://appshunter.io/ios/app/vq-install/id1376583947/reviews)** | [3.0 (8 ratings)](https://appshunter.io/ios/app/flashcal-plus/id6739143913/reviews) |
| Number of ratings | 5 | **8** |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 40 MB | 123 MB |
| Requires iOS | **10.3** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Derive Systems](https://appshunter.io/developer/1471007335) | [Holley Performance Products](https://appshunter.io/developer/1175069390) |

## What reviewers say

### VQ Install

[App page](https://appshunter.io/ios/app/vq-install/id1376583947)

This app facilitates the installation of telematics hardware in vehicles. It guides users through pairing their device via Bluetooth to enable data transmission for fleet management and driver behavior monitoring.

**Highlights:** Vehicle ODB2 port installation, Bluetooth device pairing, Telematics data transmission, Distracted driving solutions, Fleet management enablement

**Features:** macOS Compatibility

**In-app purchases:** none


### Flashcal+

[App page](https://appshunter.io/ios/app/flashcal-plus/id6739143913)

This utility calibrates your Jeep Wrangler's speedometer after tire or gear changes. It offers TPMS adjustment and is designed for JK, JL, and JT models.

**Highlights:** Speedometer calibration, Tire size adjustment, Gear ratio adjustment, TPMS on/off, Supports JK, JL, JT models

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pedal Booster | $24.99 | one-time |
| Power Tuning | $124.99 | one-time |
| Features and Options | $124.99 | one-time |
| PCM Cross Ship | $274.99 | one-time |


## Frequently asked questions

### Is VQ Install free?

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

### Is Flashcal+ free?

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

### Which has better reviews, VQ Install or Flashcal+?

VQ Install is rated higher. VQ Install averages 3.2 out of 5 from 5 ratings, while Flashcal+ averages 3.0 from 8 ratings.

### Do VQ Install or Flashcal+ have ads?

Neither VQ Install nor Flashcal+ shows ads.

### Which is updated more often, VQ Install or Flashcal+?

VQ Install ships an update every 2 months, and Flashcal+ every 3 weeks. Most recently, VQ Install was updated on October 10, 2026 and Flashcal+ on October 19, 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.*