Scale vs XBadge
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Scale
This tool simplifies scaling and unit conversions for creators. It offers a vast library of scales and units, allowing for seamless adjustments and precise calculations. Customize the interface to match your workflow and focus on your projects.
- Extensive database of scales and units
- Customizable scales and units
- Imperial and metric conversions
- Fractional and decimal rounding
- Conversion history
- Customizable buttons
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Build models and other scaled objects faster and more accurately with Scale-o-Tron. Model builders, architects, tabletop gamers, doll makers, train enthusiasts, sculptors, set designers, and anyone else who builds to scale can focus on their craft instead of on conversions. Features: • Convert from any scale and unit to any other scale and unit. You are not limited to converting from 1:1. • Mix scales and units in a calculation; Scale-o-Tron handles the conversions. • A large library of common scales, organized for quick access, plus your own custom scales. • Metric and imperial units, including historical units for old schematics and literature. • Fine control over numerical precision and display. Fraction rounding keeps imperial measurements practical. • Customize and save as many calculator layouts as you like, each suited to a type of project. • Adjust button and display size to your preference. Whether you build from scratch or from kits, Scale-o-Tron keeps your project accurate and lets you focus on the build. Visit the website to learn how Scale-o-Tron can help with your projects.
XBadge
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Electronic Badge is an application that modifies the display content of the electronic ink screen through the NFC communication protocol. It has functions such as device management, refresh, batch screen projection, and custom templates. It has low power consumption, simplicity, high efficiency, environmental protection, and paperless. Product Features.
Screenshots
Verdict
The clearest difference is price: XBadge at Free against Scale's $4.99. XBadge also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). Scale's advantage is update cadence (every 8 days vs every 2 weeks). On ads and in-app purchases 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
XBadge is free to download; Scale costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Scale ships an update every 8 days, XBadge every 2 weeks. The most recent releases landed on November 2, 2026 and October 27, 2026 respectively.
| Parameter | Scale | XBadge |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 4.2 (5 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 8 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 92 MB |
| Age rating | 4+ | 4+ |
| Developer | Mizmovac, Inc | Yaliang Software Development Co., Ltd. |
In-app purchases
Scale
No in-app purchases
XBadge
No in-app purchases









