# masalife vs KnowKnow AI

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

Both are free to download. KnowKnow AI sells 2 in-app purchases, starting at $14.99 per month. masalife asks for nothing beyond the download.

masalife ships an update monthly, KnowKnow AI every 3 weeks. The most recent releases landed on November 11, 2026 and November 14, 2026 respectively.

## The numbers

| Metric | masalife | KnowKnow AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/knowknow-ai/id6748773796/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | — | Freemium |
| Size | 52 MB | 132 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MASALIFE CO., LTD](https://appshunter.io/developer/1582034977) | [RETOWER TECH PTE. LTD.](https://appshunter.io/developer/1827325376) |

## What reviewers say

### masalife

[App page](https://appshunter.io/ios/app/masalife/id1582034705)

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

**In-app purchases:** none


### KnowKnow AI

[App page](https://appshunter.io/ios/app/knowknow-ai/id6748773796)

This AI-powered health app analyzes your food intake by simply taking a photo. It provides instant insights into calorie and macronutrient content, helping you manage your diet more effectively.

**Highlights:** AI-powered food analysis, Instant calorie and macro breakdown, Photo-based tracking, Nutrition insights

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KnowKnow Pro | $14.99 | per month |
| KnowKnow Pro Yearly | $152.99 | per year |


## Frequently asked questions

### Is masalife free?

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

### Is KnowKnow AI free?

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

### Do masalife or KnowKnow AI have ads?

Neither masalife nor KnowKnow AI shows ads.

### Which is updated more often, masalife or KnowKnow AI?

masalife ships an update monthly, and KnowKnow AI every 3 weeks. Most recently, masalife was updated on November 11, 2026 and KnowKnow AI on November 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.*