# Web Development SDK vs OnDevice

The clearest difference is price: OnDevice at Free against Web Development SDK's $9.99. OnDevice also leads on update cadence (every 3 days vs every 4 months) and chart position (#89 vs unranked). Web Development SDK's advantage is device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

OnDevice is free to download; Web Development SDK costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Web Development SDK ships an update every 4 months, OnDevice every 3 days. The most recent releases landed on November 8, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Web Development SDK | OnDevice |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/ondevice-local-ai-studio/id6770114399/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | — | Free |
| Best chart rank | — | **#89** |
| Size | 1 MB | 214 MB |
| Requires iOS | 18.1 | **18.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Lucas Exequiel Di Tomase](https://appshunter.io/developer/1456307400) | [MESUT CAN YAGCI](https://appshunter.io/developer/1878989701) |

## What reviewers say

### Web Development SDK

[App page](https://appshunter.io/ios/app/web-development-sdk/id6547853178)

**In-app purchases:** none


### OnDevice

[App page](https://appshunter.io/ios/app/ondevice-local-ai-studio/id6770114399)

**Currently charting:** #89 Top Free · Developer Tools (US App Store)

Run various AI models like language, vision, and speech directly on your iPhone. Explore and download models, then use them for tasks like chatting, coding, image generation, and OCR. Network features are optional, and no app account is needed for local use.

**Highlights:** Run local AI models, Language, vision, and speech capabilities, Model discovery and download, Image generation, Built-in OCR, Optional network features, No app account required

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

**In-app purchases:** none


## Frequently asked questions

### Is Web Development SDK free?

Web Development SDK costs $9.99, with no in-app purchases.

### Is OnDevice free?

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

### Do Web Development SDK or OnDevice have ads?

Neither Web Development SDK nor OnDevice shows ads.

### Which is updated more often, Web Development SDK or OnDevice?

Web Development SDK ships an update every 4 months, and OnDevice every 3 days. Most recently, Web Development SDK was updated on November 8, 2026 and OnDevice on November 13, 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.*