# Flashcal+ — Bluetooth App for Flashcal+ > Jeep Wrangler speedometer calibration and TPMS adjustment tool. (iPhone/iPad app by Holley Performance Products.) - Source: https://appshunter.io/ios/app/flashcal-plus/id6739143913 (this page in markdown: same URL + `.md`) - Developer: [Holley Performance Products](https://appshunter.io/developer/1175069390) - Category: Utilities - Price: Free with in-app purchases - Rating: 2.30/5 from 6 App Store ratings · 2 written reviews indexed - Age rating: 4+ - Requires: iOS 16.0 · 124 MB - Languages: American English - Released: 2025-08-18 - Data updated: 2026-09-02 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/flashcal-plus/id6739143913/reviews.md ## What is Flashcal+? Jeep® Wrangler and Ford Bronco® are among the most highly modified vehicles on the road today. Whether you're upgrading tires, changing wheels, or personalizing vehicle settings, proper calibration is essential for accurate vehicle data and overall drivability. Flashcal+ makes it easy with tire size calibration, speedometer correction, TPMS adjustments, and a wide range of vehicle customization options. Built for enthusiasts who want more control over their vehicle, Flashcal+ helps you personalize your driving experience both on and off the road. Compatible with Jeep® Wrangler JK and JL, Jeep® Gladiator JT, and Ford Bronco® models, Flashcal+ delivers the features you need in one simple, easy-to-use tool. To review the privacy policy visit https://superchips.com/flashcal-privacy/ ## Key features - Speedometer calibration - Tire size adjustment - Gear ratio adjustment - TPMS on/off - Supports JK, JL, JT models ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | PCM Cross Ship | $274.99 | one-time | | Power Tuning | $124.99 | one-time | | Features and Options | $124.99 | one-time | | Pedal Booster | $24.99 | one-time | | PCM Cross Ship | $274.99 | one-time | ## Recent user reviews (2 of 2) All indexed reviews: https://appshunter.io/ios/app/flashcal-plus/id6739143913/reviews.md ### 5/5 — Flashcal+ works like a charm! *2026-07-24* The Flashcal+ App is all about the app talking to your Superchip Flashcal+ OBD device via Bluetooth. Follow the instructions in the Quick Start Guide available on the website of your Flashcal+ vendor, in this case Holley. But most importantly, after connecting the Flashcal+ device to your OBD port, and then starting the Flashcal+ App, the first thing you’ll want to do is use the App to Update Device to the latest firmware. After that have fun using the Fastcal+ device and application to modify all sorts of operating parameters on your vehicle. ### 1/5 — App doesn’t work. *2026-07-16* The age of technology and the simplest things are over complicated to the point they don’t work. Does everything have to be app based? And of course it’s always a treat dealing with Holley customer service. ## Frequently asked questions about Flashcal+ ### What vehicles does Flashcal+ support? Flashcal+ is designed for Jeep Wrangler models, specifically the JK and JL generations, as well as the JT Gladiator. It helps calibrate your speedometer after modifications. ### How does Flashcal+ help with tire and gear changes? After changing tires, wheels, or gears on your Jeep Wrangler, your speedometer may become inaccurate. Flashcal+ allows you to recalibrate it to reflect your vehicle's true speed. ### Can Flashcal+ adjust tire pressure monitoring systems? Yes, Flashcal+ offers the functionality to turn the Tire Pressure Monitoring System (TPMS) on or off. This is useful when using non-standard tire sizes. ### Is Flashcal+ free to use? Flashcal+ is available for free download. The app does not have advertisements, and based on the provided data, there are no in-app purchases mentioned. ### What is the rating for Flashcal+? Flashcal+ has received a perfect 5.0-star rating based on one review. This indicates a highly positive initial user reception. ### When was Flashcal+ last updated? The latest version of Flashcal+ is 1.2.9, and it was last updated on May 27, 2026. This suggests the app is actively maintained. ### What age rating does Flashcal+ have? Flashcal+ is rated for users aged 4 and older. This is a common rating for utility applications that do not contain mature content. ### What devices are compatible with Flashcal+? Flashcal+ is supported on iPhone and iPod devices. It is not currently listed as available for Android or other tablet platforms. ## Version history (last 5 releases) ### 1.3.0 — 2026-07-08 Adding support for Ford Bronco® Updating store photos, description to match. ### 1.2.16 — 2026-06-12 Bug fixes, ble stability. ### 1.2.9 — 2026-05-27 BLE improvements, added support for additional vehicle options, bug fixes. ### 1.2.6 — 2026-05-14 Bug fixes, BLE enhancements, and support for new update process. ### 1.1.30 — 2026-04-15 Updates focused on performance and app reliability ## Apps similar to Flashcal+ | App | Rating | Price | Category | | --- | --- | --- | --- | | [AirIQ](https://appshunter.io/ios/app/airiq/id1596359243) | 3.7 (14) | Free | Utilities | | [Air Command Dual](https://appshunter.io/ios/app/air-command-dual/id1661842943) | 2.8 (8) | Free | Utilities | | [AX-DSP-XL](https://appshunter.io/ios/app/ax-dsp-xl/id1495854432) | 2.2 (5) | Free | Utilities | | [ECRI Vehicle Calibrator](https://appshunter.io/ios/app/ecri-vehicle-calibrator/id1459448854) | 4.6 (18) | Free | Utilities | | [WARN HUB Wireless Control](https://appshunter.io/ios/app/warn-hub-wireless-control/id1480869446) | 4.2 (76) | Free | Utilities | | [AMP Research PowerStep](https://appshunter.io/ios/app/amp-research-powerstep/id1534532539) | 2.1 (28) | Free | Utilities | ## More apps by Holley Performance Products - [Racepak Dash App](https://appshunter.io/ios/app/racepak-dash-app/id1147871057) - [Racepak D3 Racing](https://appshunter.io/ios/app/racepak-d3-racing/id1271524272) - [Amp’d 2.0](https://appshunter.io/ios/app/ampd-20/id1509089120) - [Classic SCFC+](https://appshunter.io/ios/app/classic-scfc-plus/id1552284876) - [MSD Ultra 6AL](https://appshunter.io/ios/app/msd-ultra-6al/id1604967508) - [APR THROTTLE BOOSTER](https://appshunter.io/ios/app/apr-throttle-booster/id1611772030) All apps by Holley Performance Products: https://appshunter.io/developer/1175069390 ## Related topics [chip performance](https://appshunter.io/ios/topics/chip-performance) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-02.*