# Zamplo vs KAI by Keep Labs

The clearest difference is in-app purchases: KAI by Keep Labs at none against Zamplo's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Zamplo sells 2 in-app purchases, starting at $4.99 per month. KAI by Keep Labs asks for nothing beyond the download.

Zamplo ships an update every 2 weeks, KAI by Keep Labs every 3 weeks. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Zamplo | KAI by Keep Labs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/kai-by-keep-labs/id6746725211/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | — | Free |
| Size | 69 MB | 56 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Zamplo Inc.](https://appshunter.io/developer/1495751270) | [KEEP Labs Inc.](https://appshunter.io/developer/1532114524) |

## What reviewers say

### Zamplo

[App page](https://appshunter.io/ios/app/zamplo/id1503568766)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan Monthly | $4.99 | per month |
| Premium Plan Annual | $37.99 | per year |


### 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


## Frequently asked questions

### Is Zamplo free?

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

### Is KAI by Keep Labs free?

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

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

Neither Zamplo nor KAI by Keep Labs shows ads.

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

Zamplo ships an update every 2 weeks, and KAI by Keep Labs every 3 weeks. Most recently, Zamplo was updated on October 3, 2026 and KAI by Keep Labs on October 9, 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.*