UU vs Simply Customize It!
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UU
Easily create unique identifiers for your projects. This tool generates UUIDs on demand and can automatically copy them to your clipboard. It also features on-the-fly QR code generation and supports dark mode for a comfortable user experience.
- Generate UUID
- Auto-generate on launch
- Auto-copy to clipboard
- Generate QR code
- Dark Mode support
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This is the easiest UUID generator you'll ever use. Easily generate a UUID and add it to your clipboard so you can easily paste it anywhere else on your phone! The features include: - Generate UUID - Option to auto-generate UUID on launch - Option to auto-copy UUID on generate - Generates QR code on the fly! - Supports Dark Mode
Simply Customize It!
Personalize your e-paper device with custom templates and screen images. Manage multiple devices and sync content across your iPhone, iPad, and Mac. Offers onboarding support for easy setup.
- Template management
- Screen image import/export
- Multi-device support
- Cross-platform syncing
- Onboarding assistance
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Customizing your e-paper device shouldn't require SSH commands, terminal windows, or the fear of breaking something. Simply Customize It handles the technical side so you can focus on making your device feel like yours. Import and manage custom templates. Upload screen images including setting your sleep screen. Keep your customizations safe when firmware updates wipe the device. All of it, from your iPhone, iPad, or Mac… no technical knowledge required. Key Features * Templates — Import, edit, and sync custom templates in PNG, SVG, and native .template format * Screen Images — Add, store, and upload screen images individually or in batches * Firmware-Ready — Your customizations are stored in the app and re-synced after updates so nothing is lost * Multiple Devices — Manage different reMarkable models with isolated profiles * Step-by-Step Onboarding — Walks you through connecting and syncing from the very start, including enabling developer mode on Paper Pro devices Subscription Plans All Access (Monthly / Yearly): Full access to templates and screens. Templates Only (Monthly / Yearly): Template management and sync Screens Only (Monthly / Yearly): Screen image management Free trials: 1 week (Monthly) · 1 month (Yearly) Why Simply Customize It? Every reMarkable firmware update wipes your custom templates and screens… it's just how the device works. Simply Customize It keeps a copy of everything in the app, so when that happens you open the app, tap sync, and your device is back to exactly how you had it. No rebuilding from scratch. No hunting down files. Just one tap. Created by an indie developer who uses reMarkable daily. Not affiliated with reMarkable. Simply a fellow user who wanted a calmer way to customize. --- Questions or feedback? Email mail@simplykyra.com Learn more: simplykyra.com/simply-customize-it Newsletter: simplykyra.com/#/portal/account Terms of Use: simplykyra.com/simply-customize-it-terms-and-conditions/ Privacy Policy: simplykyra.com/simply-customize-it-privacy-policy/
Screenshots
Verdict
The clearest difference is price: Simply Customize It! at Free against UU's $0.99. Simply Customize It! also leads on update cadence (every 9 days vs every 21 months) and ratings volume (13 vs 2). UU's advantage is rating (5.0 vs 4.2) and review sentiment (100% vs 64%). On ads 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
Simply Customize It! is free to download; UU costs $0.99 up front. Simply Customize It! sells 6 in-app purchases, starting at $1.99 per month. UU asks for nothing beyond the download.
UU holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Simply Customize It! has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of UU's written reviews are positive against 64% of Simply Customize It!'s.
UU ships an update every 21 months, Simply Customize It! every 9 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | UU | Simply Customize It! |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 5.0 (2 ratings) — better | 4.2 (13 ratings) |
| Positive reviews | 100.0% of reviews — better | 63.6% of reviews |
| Number of ratings | 2 | 13 — better |
| Update frequency | Every 21 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Freemium — better |
| Devices | iPhone, iPod | iPhone, iPad, Mac — better |
| Requires iOS | 14.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 7 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | JP McGlone LLC | SimplyKyra LLC |
Customer experience
UU
Simply Customize It!
In-app purchases
UU
No in-app purchases
Simply Customize It!
- Monthly Only Screens7 Days trial$1.991 Month
- Monthly Only Templates7 Days trial$1.991 Month
- Monthly All Access7 Days trial$2.991 Month
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- Annual Only Templates1 Month trial$9.991 Year
- Annual Only Screens1 Month trial$9.991 Year
- Annual All Access1 Month trial$19.991 Year
