# Phonphai vs ATTA

The clearest difference is in-app purchases: Phonphai at none against ATTA's 2. ATTA's advantage is update cadence (every 3 days vs every 2 months) and iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. ATTA sells 2 in-app purchases, starting at $4.99 per month. Phonphai asks for nothing beyond the download.

Phonphai ships an update every 2 months, ATTA every 3 days. The most recent releases landed on October 3, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Phonphai | ATTA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/phonphai/id1434801222/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 69 MB | 53 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Thai Red Cross Society](https://appshunter.io/developer/1481812826) | [Keerati Limkulphong](https://appshunter.io/developer/1880289843) |

## What reviewers say

### Phonphai

[App page](https://appshunter.io/ios/app/phonphai/id1434801222)

Receive critical disaster alerts and efficiently request assistance. This app enables simultaneous monitoring and response to requests, preventing data duplication and delays in resource delivery. It ensures timely forwarding of victim information to relevant units.

**Highlights:** Receive disaster alerts, Send emergency help requests, Simultaneous request monitoring, Avoid data duplication, Prevent resource delivery delays, Forward victim information

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

**In-app purchases:** none


### ATTA

[App page](https://appshunter.io/ios/app/atta/id6759702497)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $29.99 | per year |


## Frequently asked questions

### Is Phonphai free?

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

### Is ATTA free?

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

### Do Phonphai or ATTA have ads?

Neither Phonphai nor ATTA shows ads.

### Which is updated more often, Phonphai or ATTA?

Phonphai ships an update every 2 months, and ATTA every 3 days. Most recently, Phonphai was updated on October 3, 2026 and ATTA 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.*