# IGR Calculator vs Petition Bot

The clearest difference is in-app purchases: IGR Calculator at none against Petition Bot's 2. IGR Calculator also leads on iOS requirement (6.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Petition Bot sells 2 one-off in-app purchases. IGR Calculator asks for nothing beyond the download.

## The numbers

| Metric | IGR Calculator | Petition Bot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/petition-bot-formal-requests/id6751407632/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 23 MB |
| Requires iOS | **6.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dimakh Sahasrabuddhe](https://appshunter.io/developer/596658437) | [Emre ERTUNC](https://appshunter.io/developer/1787950836) |

## What reviewers say

### IGR Calculator

[App page](https://appshunter.io/ios/app/igr-calculator/id975994771)

**Features:** macOS Compatibility

**In-app purchases:** none


### Petition Bot

[App page](https://appshunter.io/ios/app/petition-bot-formal-requests/id6751407632)

Effortlessly create professional petitions and official requests using AI. Simply describe your needs and answer a few questions to generate a formal document ready for submission. Save time and avoid manual drafting for any institutional correspondence.

**Highlights:** AI-powered petition generation, Formal document drafting, Step-by-step guidance, Professional formatting, PDF export and sharing, Time-saving drafting

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Petition Revision | $3.99 | one-time |
| Petition Creation | $4.99 | one-time |


## Frequently asked questions

### Is IGR Calculator free?

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

### Is Petition Bot free?

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

### Do IGR Calculator or Petition Bot have ads?

Neither IGR Calculator nor Petition Bot shows ads.

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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.*