# KAI by Keep Labs vs Tended

The clearest difference is rating: KAI by Keep Labs at 5.0 against Tended's 4.3. KAI by Keep Labs also leads on in-app purchases (none vs 1) and iOS requirement (15.1 vs 18.0). Tended's advantage is update cadence (every 5 days vs every 3 weeks) and ratings volume (7 vs 2). On price, ads and device support there is nothing between them.

Both are free to download. Tended sells 1 one-off in-app purchase. KAI by Keep Labs asks for nothing beyond the download.

KAI by Keep Labs holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 2 and 7 respectively.

KAI by Keep Labs ships an update every 3 weeks, Tended every 5 days. The most recent releases landed on October 9, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | KAI by Keep Labs | Tended |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/kai-by-keep-labs/id6746725211/reviews)** | [4.3 (7 ratings)](https://appshunter.io/ios/app/tended-symptom-tracker/id6760765910/reviews) |
| Number of ratings | 2 | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 56 MB | 79 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [KEEP Labs Inc.](https://appshunter.io/developer/1532114524) | [Geoff Davis](https://appshunter.io/developer/1326616805) |

## What reviewers say

### KAI by Keep Labs

[App page](https://appshunter.io/ios/app/kai-by-keep-labs/id6746725211)

An AI-powered coach designed to help individuals with rare conditions manage their treatment and symptoms. It offers tools for tracking, understanding health patterns, and staying on track with therapy, providing support for both patients and caregivers.

**Highlights:** AI-powered treatment coaching, Symptom tracking and pattern analysis, Smart medication reminders, Health insights and pattern discovery, Support for patients and caregivers, Treatment and symptom management tools

**In-app purchases:** none


### Tended

[App page](https://appshunter.io/ios/app/tended-symptom-tracker/id6760765910)

This health journal helps you track chronic illness symptoms, pain, and daily well-being. Log entries quickly, even on difficult days, and identify potential patterns to better prepare for doctor appointments. It's designed for fluctuating conditions and prioritizes your privacy.

**Highlights:** Log symptoms, pain, energy, mood, and more, Identify patterns and potential triggers, Prepare for doctor appointments with reports, Condition-specific starter sets, On-device AI for descriptions, Privacy-focused with no data collection

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is KAI by Keep Labs free?

KAI by Keep Labs is free to download, with no in-app purchases.

### Is Tended free?

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

### Which has better reviews, KAI by Keep Labs or Tended?

KAI by Keep Labs is rated higher. KAI by Keep Labs averages 5.0 out of 5 from 2 ratings, while Tended averages 4.3 from 7 ratings.

### Do KAI by Keep Labs or Tended have ads?

Neither KAI by Keep Labs nor Tended shows ads.

### Which is updated more often, KAI by Keep Labs or Tended?

KAI by Keep Labs ships an update every 3 weeks, and Tended every 5 days. Most recently, KAI by Keep Labs was updated on October 9, 2026 and Tended on October 19, 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.*