# Zapia vs Kithesis

The clearest difference is in-app purchases: Kithesis at none against Zapia's 7. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Zapia sells 7 in-app purchases, starting at $9.99 per month. Kithesis asks for nothing beyond the download.

Zapia ships an update every 6 days, Kithesis weekly. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Zapia | Kithesis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (892 ratings)](https://appshunter.io/ios/app/zapia-personal-ai-assistant/id6470821480/reviews)** | — |
| Number of ratings | **892** | — |
| Positive reviews | 87.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Freemium | — |
| Size | 161 MB | 25 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | +4 | +4 |
| Developer | [BrainLogic AI SAS](https://appshunter.io/developer/1712497160) | [Shankar Pareek](https://appshunter.io/developer/6812945388) |

## What reviewers say

### Zapia

[App page](https://appshunter.io/ios/app/zapia-personal-ai-assistant/id6470821480)

This AI assistant automates tasks like managing WhatsApp, organizing your calendar, and answering emails. It offers specialized agents for finance, travel, and shopping, and can compare prices and book appointments. Over a million users rely on its secure and easy-to-use interface for daily productivity.

**Highlights:** Automate WhatsApp chats and messages, Organize calendar and set reminders, Summarize and draft emails, Compare prices and track products, Create specialized AI agents, Transcribe voice notes, Book restaurants and search flights

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zapia AI Pro | $9.99 | per month |
| Zapia AI Pro | $9.99 | per month |
| Zapia AI Pro | $9.99 | per month |
| Zapia AI Pro - iFood Club | $9.99 | per month |
| Zapia AI Pro | $9.99 | per month |
| Zapia AI Ultra | $99.99 | per month |
| Zapia AI Ultra | $99.99 | per month |

**What reviewers like**

- 🚀 Fast and accurate transcription of audio
- 🤖 Intelligent AI assistant for daily tasks
- 💰 Free to use with premium options available
- 📱 Helpful for productivity and task management
- ♿ Accessible tool for people with disabilities

**What reviewers complain about**

- 🐛 Inconsistent performance and reliability issues
- ⏱️ Occasional slow processing speeds
- 🔗 Linking phone number verification problems
- 📬 Reminders only work when app is open
- ❌ Doesn't always follow clear instructions

**Reported bugs**

- Phone number linking fails with grayed-out send button
- Verification message for phone linking not received
- Scheduling messages not functioning
- Reminders not triggering outside of app
- Audio transcription not working despite being advertised

**Requested features**

- Voice response/audio output capability
- Image generation feature
- Improved accessibility for visually impaired users
- Push notifications for reminders (not just in-app)
- More specific and detailed responses


### Kithesis

[App page](https://appshunter.io/ios/app/kithesis/id6814373642)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zapia free?

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

### Is Kithesis free?

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

### Do Zapia or Kithesis have ads?

Neither Zapia nor Kithesis shows ads.

### Which is updated more often, Zapia or Kithesis?

Zapia ships an update every 6 days, and Kithesis weekly. Most recently, Zapia was updated on November 7, 2026 and Kithesis on October 31, 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.*