# Flash vs Dehay

The clearest difference is in-app purchases: Flash at none against Dehay's 3. Dehay's advantage is update cadence (every 2 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Dehay sells 3 one-off in-app purchases. Flash asks for nothing beyond the download.

Flash ships an update fortnightly, Dehay every 2 days. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Flash | Dehay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/dehay/id6764458085/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 45 MB | 63 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OOAK INC](https://appshunter.io/developer/1595459664) | [Tesfalem Fissehaye](https://appshunter.io/developer/1895789514) |

## What reviewers say

### Flash

[App page](https://appshunter.io/ios/app/flash-call/id6752710800)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Dehay

[App page](https://appshunter.io/ios/app/dehay/id6764458085)

Stay connected with loved ones abroad through crystal-clear international calls. This app offers low, flat rates to over 230 countries without needing a SIM card, using secure VoIP over WiFi or data. Enjoy privacy-focused features and dedicated customer support.

**Highlights:** Crystal-clear HD voice calls, Low, flat international rates, No SIM card required, Secure VoIP over WiFi/data, 24/7 customer support, Family-first features, Encrypted calls

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $4.99 | one-time |
| Standard Pack | $9.99 | one-time |
| Value Pack | $19.99 | one-time |


## Frequently asked questions

### Is Flash free?

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

### Is Dehay free?

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

### Do Flash or Dehay have ads?

Neither Flash nor Dehay shows ads.

### Which is updated more often, Flash or Dehay?

Flash ships an update fortnightly, and Dehay every 2 days. Most recently, Flash was updated on September 26, 2026 and Dehay on September 20, 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.*