# Care vs KnowKnow AI

The clearest difference is review sentiment: KnowKnow AI at 100% against Care's 13%. KnowKnow AI also leads on update cadence (every 3 weeks vs every 3 months). Care's advantage is in-app purchases (none vs 4) and iOS requirement (8.0 vs 16.4). On price, ads and device support there is nothing between them.

Both are free to download. KnowKnow AI sells 4 in-app purchases, starting at $9.99 per month. Care asks for nothing beyond the download.

Care ships an update every 3 months, KnowKnow AI every 3 weeks. The most recent releases landed on October 10, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Care | 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 | 13.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | **Free** | Freemium |
| Size | 34 MB | 104 MB |
| Requires iOS | **8.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Map8 INC.](https://appshunter.io/developer/1182187718) | [RETOWER TECH PTE. LTD.](https://appshunter.io/developer/1827325376) |

## What reviewers say

### Care

[App page](https://appshunter.io/ios/app/care/id1411742816)

This app tracks your daily activity, including steps, distance, and calories burned, along with sleep quality. It also monitors vital signs like heart rate, blood pressure, and blood oxygen levels, syncing data wirelessly for easy review.

**Highlights:** Activity and sleep tracking, Heart rate, blood pressure, and blood oxygen monitoring, Bluetooth data synchronization, Instant data review on phone, Message notifications with paired device

**In-app purchases:** none


### KnowKnow AI

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

Effortlessly track your nutrition by simply snapping a photo of your food. This AI-powered tool provides instant analysis of calorie and macronutrient content, helping you understand your dietary intake.

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

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KnowKnow Plus | $9.99 | per month |
| KnowKnow Pro | $14.99 | per month |
| KnowKnow Plus Yearly | $113.99 | per year |
| KnowKnow Pro Yearly | $178.99 | per year |


## Frequently asked questions

### Is Care free?

Care 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 Care or KnowKnow AI have ads?

Neither Care nor KnowKnow AI shows ads.

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

Care ships an update every 3 months, and KnowKnow AI every 3 weeks. Most recently, Care was updated on October 10, 2026 and KnowKnow AI on October 20, 2026.

---

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