# DS18 LC vs Flashcal+

The clearest difference is review sentiment: Flashcal+ at 50% against DS18 LC's 0%. Flashcal+ also leads on rating (2.3 vs 1.0) and update cadence (every 3 weeks vs every 3 months). DS18 LC's advantage is in-app purchases (none vs 5) and device support (3 vs 1). On price, ads and monetization model there is nothing between them.

Both are free to download. Flashcal+ sells 4 one-off in-app purchases. DS18 LC asks for nothing beyond the download.

Flashcal+ holds the better App Store score, 2.3 against 1.0. That said, the two scores are not equally well evidenced: Flashcal+ has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of DS18 LC's written reviews are positive against 50% of Flashcal+'s.

DS18 LC ships an update every 3 months, Flashcal+ every 3 weeks. The most recent releases landed on September 9, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | DS18 LC | Flashcal+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/ds18-lc/id6467008676/reviews) | **[2.3 (6 ratings)](https://appshunter.io/ios/app/flashcal-plus/id6739143913/reviews)** |
| Number of ratings | 1 | **6** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 45 MB | 124 MB |
| Requires iOS | **13** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [建斌 陈](https://appshunter.io/developer/1599235780) | [Holley Performance Products](https://appshunter.io/developer/1175069390) |

## What reviewers say

### DS18 LC

[App page](https://appshunter.io/ios/app/ds18-lc/id6467008676)

Control LED lights with customizable color, frequency, and mode settings. Synchronize lighting effects with music or microphone input for dynamic visual experiences.

**Highlights:** Magic mode lighting control, RGB mode lighting control, Music rhythm synchronization, Microphone signal synchronization, Customizable color, frequency, and modes, Multiple lighting modes (Fixed, Gradient, Rainbow, etc.)

**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 DS18 LC free?

DS18 LC 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, DS18 LC or Flashcal+?

Flashcal+ is rated higher. DS18 LC averages 1.0 out of 5 from 1 ratings, while Flashcal+ averages 2.3 from 6 ratings.

### Do DS18 LC or Flashcal+ have ads?

Neither DS18 LC nor Flashcal+ shows ads.

### Which is updated more often, DS18 LC or Flashcal+?

DS18 LC ships an update every 3 months, and Flashcal+ every 3 weeks. Most recently, DS18 LC was updated on September 9, 2026 and Flashcal+ on September 11, 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.*