# primr vs GrammarBot

The clearest difference is rating: primr at 5.0 against GrammarBot's 1.0. primr also leads on ads (none vs shown) and review sentiment (83% vs 67%). GrammarBot's advantage is update cadence (every 5 days vs every 2 months). On price, ratings volume, 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.

primr holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews point the same way: 83% of primr's written reviews are positive against 67% of GrammarBot's.

primr ships an update every 2 months, GrammarBot every 5 days. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | primr | GrammarBot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/primr/id1352122058/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/grammarbot-write-like-a-pro/id6469009930/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | **83.3% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | **Free** | Ad-supported |
| Size | 39 MB | 31 MB |
| Requires iOS | **10.0** | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Daily Prompt Ltd](https://appshunter.io/developer/1352122057) | [Yevhenii Filatov](https://appshunter.io/developer/1619745242) |

## What reviewers say

### primr

[App page](https://appshunter.io/ios/app/primr/id1352122058)

Enhance your focus and productivity with binaural beats and guided meditation. Track your focus improvement over time and unlock new sound packs designed for creativity and productivity.

**Highlights:** Binaural beats for focus, Guided meditation sessions, Focus rating after each session, Track focus improvement over time, Future sound packs for creativity

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is primr free?

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

### Is GrammarBot free?

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

### Which has better reviews, primr or GrammarBot?

primr is rated higher. primr averages 5.0 out of 5 from 2 ratings, while GrammarBot averages 1.0 from 2 ratings.

### Do primr or GrammarBot have ads?

GrammarBot shows ads; primr does not.

### Which is updated more often, primr or GrammarBot?

primr ships an update every 2 months, and GrammarBot every 5 days. Most recently, primr was updated on October 9, 2026 and GrammarBot on October 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*