# KTern.AI vs Bul AI

The clearest difference is update cadence: KTern.AI at every 3 days against Bul AI's every 5 weeks. KTern.AI also leads on iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

KTern.AI ships an update every 3 days, Bul AI every 5 weeks. The most recent releases landed on October 25, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | KTern.AI | Bul AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/bul-ai/id6695732337/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 weeks |
| Monetization | — | Free |
| Size | 47 MB | 28 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Kaar](https://appshunter.io/developer/1688000543) | [Erdem Ozkok](https://appshunter.io/developer/1737208986) |

## What reviewers say

### KTern.AI

[App page](https://appshunter.io/ios/app/kternai/id6673897527)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bul AI

[App page](https://appshunter.io/ios/app/bul-ai/id6695732337)

This construction management platform uses AI to streamline financial workflows, optimize budgets, and enhance project profitability. It offers automated meeting minutes, real-time financial insights, and seamless collaboration between office and field teams.

**Highlights:** AI-driven financial insights, Automated meeting minutes, Commitment & change order management, Comprehensive budgeting tools, Real-time spending and invoicing, AI chatbot support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KTern.AI free?

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

### Is Bul AI free?

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

### Do KTern.AI or Bul AI have ads?

Neither KTern.AI nor Bul AI shows ads.

### Which is updated more often, KTern.AI or Bul AI?

KTern.AI ships an update every 3 days, and Bul AI every 5 weeks. Most recently, KTern.AI was updated on October 25, 2026 and Bul AI on October 11, 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.*