# Flowmaster DELTA BOOST vs EVP

The clearest difference is rating: EVP at 5.0 against Flowmaster DELTA BOOST's 3.2. Flowmaster DELTA BOOST's advantage is ratings volume (9 vs 2) and iOS requirement (9.0 vs 14.2). On price, update cadence, 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.

EVP holds the better App Store score, 5.0 against 3.2. Both are backed by a comparable volume of ratings — 9 and 2 respectively.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 5, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Flowmaster DELTA BOOST | EVP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (9 ratings)](https://appshunter.io/ios/app/flowmaster-delta-boost/id1173507394/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/evp-codeshooter-20/id6502282963/reviews)** |
| Number of ratings | **9** | 2 |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | Free |
| Size | 13 MB | 81 MB |
| Requires iOS | **9.0** | 14.2 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Dinan Corp](https://appshunter.io/developer/1036838407) | [EDS-Fahrzeugtechnik Gmbh](https://appshunter.io/developer/1522203888) |

## What reviewers say

### Flowmaster DELTA BOOST

[App page](https://appshunter.io/ios/app/flowmaster-delta-boost/id1173507394)

This app allows users to control their engine's boost levels for performance or fuel savings. It offers four power settings, from Valet to Max, and requires a specific Flowmaster module to operate.

**Highlights:** Engine boost control, Four power settings, Fuel savings mode, Performance boost mode, Requires Flowmaster module

**Features:** macOS Compatibility

**In-app purchases:** none


### EVP

[App page](https://appshunter.io/ios/app/evp-codeshooter-20/id6502282963)

This app allows users to wirelessly program and diagnose vehicle ECUs. It provides efficient communication for tuning vehicle electronics.

**Highlights:** Wireless ECU programming, Diagnostic tool, Vehicle ECU communication, Efficient tuning, App-based functionality

**In-app purchases:** none


## Frequently asked questions

### Is Flowmaster DELTA BOOST free?

Flowmaster DELTA BOOST is free to download, with no in-app purchases.

### Is EVP free?

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

### Which has better reviews, Flowmaster DELTA BOOST or EVP?

EVP is rated higher. Flowmaster DELTA BOOST averages 3.2 out of 5 from 9 ratings, while EVP averages 5.0 from 2 ratings.

### Do Flowmaster DELTA BOOST or EVP have ads?

Neither Flowmaster DELTA BOOST nor EVP shows ads.

### Which is updated more often, Flowmaster DELTA BOOST or EVP?

Flowmaster DELTA BOOST ships an update monthly, and EVP monthly. Most recently, Flowmaster DELTA BOOST was updated on October 5, 2026 and EVP on September 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.*