UDIDit vs eBook Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UDIDit
Access and share detailed device information directly from your iPhone or iPad. This app provides key specifications like model, iOS version, screen resolution, and storage, simplifying collaboration for developers and testers.
- Comprehensive device details
- Model identification and name
- iOS version and build number
- Screen resolution
- Storage capacity
- Seamless report sharing
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Maximize Your Development with UDIDit – The Essential Device Information App for iOS Developers Unlock the full potential of your app development process with UDIDit, your go-to companion for accessing detailed device information directly on your iPhone or iPad. Whether you're a seasoned developer or just starting out, UDIDit simplifies the way you gather and share critical device specs with your team and testers. Here's what makes UDIDit indispensable: Comprehensive Device Details: Instantly retrieve and view key information about your device, all within a few taps. • Model Identification: Know exactly whether you're working with an iPhone or iPad. • Model ID and Name: Get specific with identifiers like "iPhone15,3" or "iPhone 14 Pro Max." • iOS Version and Build: Stay updated with the exact iOS version and build number, such as "16.6 (20G75)." • Screen Resolution: Understand the pixel-perfect details of your device's display. • Storage Insights: View total and available storage capacity to manage resources better. Seamless Sharing Features: With the simple press of the Share button, effortlessly send a detailed UDIDit Report via Mail or Messages. This function is perfect for collaborating with testers and gathering consistent device info from your team. User-Friendly Interface: Designed with simplicity and efficiency in mind, UDIDit ensures that accessing and sharing information is straightforward and hassle-free. UDIDit is not just a tool; it's a solution that enhances your development workflow, reduces errors, and improves communication within your project team. Download UDIDit today and streamline your development process! Transform the way you interact with device information and elevate your app's performance with precision and ease. Get it now on the App Store and experience simplicity at its finest!
eBook Studio
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Easy eBook Maker for Everyone This app allows anyone to create eBooks with ease. Simply prepare your manuscript, and you can generate an EPUB file immediately. It is highly recommended for those looking to publish on Kindle or distribute their own digital books. From novels and practical guides to workbooks and manuals, you can create a wide variety of books. With intuitive controls that require no HTML or specialized knowledge, it’s the ideal tool for personal publishing and Kindle Direct Publishing (KDP).
Screenshots
Verdict
The clearest difference is update cadence: eBook Studio at every 8 days against UDIDit's every 4 months. eBook Studio also leads on price ($0.99 vs $1.99) and iOS requirement (12.0 vs 16.2). On ads, in-app purchases, chart position and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
UDIDit costs $1.99 and eBook Studio $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
UDIDit ships an update every 4 months, eBook Studio every 8 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.
| Parameter | UDIDit | eBook Studio |
|---|---|---|
| Price | $1.99 | $0.99 — better |
| Rating | 4.1 (179 ratings) — better | — |
| Positive reviews | 90.9% of reviews | — |
| Number of ratings | 179 — better | — |
| Update frequency | Every 4 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Best chart rank | #77 — better | #142 |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.2 | 12.0 — better |
| Further details — not scored | ||
| Size | 0 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Bite Size Bytes, Inc. | 株式会社キイロ乃カモ |
In-app purchases
UDIDit
No in-app purchases
eBook Studio
No in-app purchases








