# Keycal vs Grass Identifier

The clearest difference is ads: Keycal at none against Grass Identifier's shown. Keycal also leads on update cadence (daily vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Keycal sells 1 one-off in-app purchase and Grass Identifier sells 3 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Keycal ships an update daily, Grass Identifier monthly. The most recent releases landed on October 5, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Keycal | Grass Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (49 ratings)](https://appshunter.io/ios/app/grass-identifier-ai-scanner/id6748647390/reviews)** |
| Number of ratings | — | **49** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 29 MB |
| Requires iOS | **17.0** | 18.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Parth Antala](https://appshunter.io/developer/1648952099) | [Abdessamad Hergoum](https://appshunter.io/developer/1781673031) |

## What reviewers say

### Keycal

[App page](https://appshunter.io/ios/app/keycal/id6744942632)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keycal+ | $4.99 | one-time |


### Grass Identifier

[App page](https://appshunter.io/ios/app/grass-identifier-ai-scanner/id6748647390)

Instantly identify grass species using AI. Get detailed care instructions, maintenance tips, and weed control strategies for various grass types. Perfect for homeowners, landscapers, students, and nature enthusiasts.

**Highlights:** AI-powered grass identification, Photo or gallery upload for identification, Detailed care instructions, Lawn maintenance tips, Weed control strategies, Comprehensive grass species database

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| weekly plan | $7.99 | per 7 days |
| yearly plan | $29.99 | per year |
| lifetime plan | $19.99 | one-time |


## Frequently asked questions

### Is Keycal free?

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

### Is Grass Identifier free?

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

### Do Keycal or Grass Identifier have ads?

Grass Identifier shows ads; Keycal does not.

### Which is updated more often, Keycal or Grass Identifier?

Keycal ships an update daily, and Grass Identifier monthly. Most recently, Keycal was updated on October 5, 2026 and Grass Identifier on September 25, 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.*