# GrillUP! vs What2Know

The clearest difference is in-app purchases: GrillUP! at none against What2Know's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. What2Know sells 2 in-app purchases, starting at $4.99 per month. GrillUP! asks for nothing beyond the download.

GrillUP! ships an update every 3 weeks, What2Know every 2 weeks. The most recent releases landed on September 14, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | GrillUP! | What2Know |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/what2know/id6781062144/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 28 MB | 68 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Inside Software Solutions, S.A.](https://appshunter.io/developer/636976518) | [CHASM AI Inc.](https://appshunter.io/developer/6772385252) |

## What reviewers say

### GrillUP!

[App page](https://appshunter.io/ios/app/grillup/id6741929435)

**Features:** macOS Compatibility

**In-app purchases:** none


### What2Know

[App page](https://appshunter.io/ios/app/what2know/id6781062144)

Scan product labels to understand ingredients and potential allergens. Set up profiles for household members with specific dietary needs and receive alerts for concerning items. Discover cleaner alternatives for your purchases.

**Highlights:** Barcode scanning, AI-powered label scanning, Household profiles with allergies, Ingredient and hazard screening, Product alerts, Alternative product suggestions

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| What2Know Premium Monthly | $4.99 | per month |
| What2Know Premium Annual | $19.99 | per year |


## Frequently asked questions

### Is GrillUP! free?

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

### Is What2Know free?

What2Know is free to download, with in-app purchases available.

### Do GrillUP! or What2Know have ads?

Neither GrillUP! nor What2Know shows ads.

### Which is updated more often, GrillUP! or What2Know?

GrillUP! ships an update every 3 weeks, and What2Know every 2 weeks. Most recently, GrillUP! was updated on September 14, 2026 and What2Know on September 25, 2026.

---

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