# Flash Drivers vs Double Holo

The clearest difference is rating: Double Holo at 4.7 against Flash Drivers's 3.4. Double Holo also leads on review sentiment (54% vs 25%) and ratings volume (1.5K vs 5). Flash Drivers's advantage is in-app purchases (none vs 12). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Double Holo sells 12 in-app purchases, starting at $2.99 per 7 days. Flash Drivers asks for nothing beyond the download.

Double Holo holds the better App Store score, 4.7 against 3.4. That said, the two scores are not equally well evidenced: Double Holo has 1.5K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 25% of Flash Drivers's written reviews are positive against 54% of Double Holo's.

Flash Drivers ships an update every 3 weeks, Double Holo weekly. The most recent releases landed on October 22, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Flash Drivers | Double Holo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (5 ratings)](https://appshunter.io/ios/app/flash-drivers/id6444686740/reviews) | **[4.7 (1.5K ratings)](https://appshunter.io/ios/app/double-holo-card-scanner/id6759494054/reviews)** |
| Number of ratings | 5 | **1.5K** |
| Positive reviews | 25.0% of reviews | **53.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#18** |
| Size | 74 MB | 246 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [FLASHGAS.COM](https://appshunter.io/developer/1696358461) | [Double Holo Inc.](https://appshunter.io/developer/1879043477) |

## What reviewers say

### Flash Drivers

[App page](https://appshunter.io/ios/app/flash-drivers/id6444686740)

This app connects users with a fast and reliable tank delivery service. Clients can easily browse, order, and track deliveries of various tanks directly through the application. It aims to ensure customers never run out of essential supplies.

**Highlights:** Browse and order tanks, Track deliveries in real-time, Reliable and fast service, Convenient for gas customers, High-quality delivery

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

**In-app purchases:** none


### Double Holo

[App page](https://appshunter.io/ios/app/double-holo-card-scanner/id6759494054)

**Currently charting:** #18 Top Grossing · Shopping (US App Store)

A modern marketplace and intelligence platform for trading card collectors. Buy and sell cards with low fees, and utilize premium tools for market analysis, price forecasting, and collection management. Stop guessing and start making confident collecting decisions.

**Highlights:** Low seller fees (4.9%), Curated card recommendations, Reddit sentiment analysis, Pack value analysis, Grading ROI analysis, AI-powered price forecasting, Real-time portfolio tracking

**Features:** Apple Wallet

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart Collector | $2.99 | per 7 days |
| Serious Collector | $5.99 | per 7 days |
| Smart Collector Monthly | $9.99 | per month |
| Essentials Monthly | $14.99 | per month |
| Serious Collector Monthly | $22.99 | per month |
| Vendor Basic | $24.99 | per month |
| Growth Monthly | $26.99 | per month |
| Smart Collector Annual | $59.99 | per year |
| Essentials Annual | $164.99 | per year |
| Serious Collector Annual | $199.99 | per year |
| Vendor Basic | $199.99 | per year |
| Growth Annual | $294.99 | per year |


## Frequently asked questions

### Is Flash Drivers free?

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

### Is Double Holo free?

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

### Which has better reviews, Flash Drivers or Double Holo?

Double Holo is rated higher. Flash Drivers averages 3.4 out of 5 from 5 ratings, while Double Holo averages 4.7 from 1.5K ratings.

### Do Flash Drivers or Double Holo have ads?

Neither Flash Drivers nor Double Holo shows ads.

### Which is updated more often, Flash Drivers or Double Holo?

Flash Drivers ships an update every 3 weeks, and Double Holo weekly. Most recently, Flash Drivers was updated on October 22, 2026 and Double Holo on October 28, 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.*