# GRAP vs Aurassure

The clearest difference is update cadence: GRAP at fortnightly against Aurassure's every 4 months. GRAP also leads on iOS requirement (9.0 vs 11.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

GRAP ships an update fortnightly, Aurassure every 4 months. The most recent releases landed on September 19, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | GRAP | Aurassure |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free | — |
| Size | 30 MB | 91 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Central Pollution Control Board](https://appshunter.io/developer/1186664743) | [Aurassure Pvt. Ltd.](https://appshunter.io/developer/1651362086) |

## What reviewers say

### GRAP

[App page](https://appshunter.io/ios/app/grap-cpcb/id1295686200)

This app provides information on Graded Response Action Plans for controlling air pollution in the Delhi NCR region. It details plans implemented by various agencies involved in pollution control efforts.

**Highlights:** Graded Response Action Plans, Air Pollution Control, Delhi NCR Region, CPCB Implementation, Agency Information

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

**In-app purchases:** none


### Aurassure

[App page](https://appshunter.io/ios/app/aurassure/id6444001219)

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

**In-app purchases:** none


## Frequently asked questions

### Is GRAP free?

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

### Is Aurassure free?

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

### Do GRAP or Aurassure have ads?

Neither GRAP nor Aurassure shows ads.

### Which is updated more often, GRAP or Aurassure?

GRAP ships an update fortnightly, and Aurassure every 4 months. Most recently, GRAP was updated on September 19, 2026 and Aurassure on September 6, 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.*