# GrammarBot vs Sonal AI

The clearest difference is rating: Sonal AI at 5.0 against GrammarBot's 2.3. Sonal AI also leads on ads (none vs shown). GrammarBot's advantage is in-app purchases (none vs 6) and update cadence (every 5 days vs monthly). On price and device support there is nothing between them.

Both are free to download. Sonal AI sells 6 in-app purchases, starting at $6.99 per month. GrammarBot asks for nothing beyond the download.

Sonal AI holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

GrammarBot ships an update every 5 days, Sonal AI monthly. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | GrammarBot | Sonal AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/grammarbot-write-like-a-pro/id6469009930/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sonal-ai-ai-note-taker/id6747690490/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Monthly |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 31 MB | 51 MB |
| Requires iOS | **11.0** | 17.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Yevhenii Filatov](https://appshunter.io/developer/1619745242) | [Code Garden Services Ltd](https://appshunter.io/developer/901324397) |

## What reviewers say

### GrammarBot

[App page](https://appshunter.io/ios/app/grammarbot-write-like-a-pro/id6469009930)

Enhance your writing with an AI assistant that checks grammar, rewrites messages, and transforms your style. Supports multiple languages and offers translation. Perfect for improving clarity and impact in your written communication.

**Highlights:** AI-powered grammar checks, Message rewriting, Style transformation, Expanded language support, In-app translation

**In-app purchases:** none


### Sonal AI

[App page](https://appshunter.io/ios/app/sonal-ai-ai-note-taker/id6747690490)

This app transforms audio recordings into actionable intelligence. It generates summaries, tasks, emails, and calendar events from conversations, making it easy to capture and organize valuable insights from any audio source.

**Highlights:** Smart transcripts with speaker identification, AI-generated summaries and action items, Automatic email drafting, Live recording and file import, Natural language search, Enterprise-grade security

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sonal Basic | $6.99 | per month |
| Sonal Pro | $14.99 | per month |
| Sonal Premium | $24.99 | per month |
| Sonal Basic (Annual) | $69.99 | per year |
| Sonal Pro (Annual) | $149.99 | per year |
| Sonal Premium (Annual) | $249.99 | per year |


## Frequently asked questions

### Is GrammarBot free?

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

### Is Sonal AI free?

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

### Which has better reviews, GrammarBot or Sonal AI?

Sonal AI is rated higher. GrammarBot averages 2.3 out of 5 from 3 ratings, while Sonal AI averages 5.0 from 1 ratings.

### Do GrammarBot or Sonal AI have ads?

GrammarBot shows ads; Sonal AI does not.

### Which is updated more often, GrammarBot or Sonal AI?

GrammarBot ships an update every 5 days, and Sonal AI monthly. Most recently, GrammarBot was updated on October 24, 2026 and Sonal AI on October 14, 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.*