UnitsConv vs XLFlow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UnitsConv
This app provides conversion factors for 28 common properties used in multiphysics simulations and finite element analysis. It's a free tool designed for engineers and researchers working with complex physical models.
- 28 conversion properties
- Multiphysics simulation support
- Finite element analysis (FEA) focus
- Free to use
- Supports iPhone, iPad, and iPod
Read full descriptionHide full description
Units conversion app with conversion factors for 28 properties commonly used in multiphysics simulations and finite element analysis (FEA).
XLFlow
Read full descriptionHide full description
Looking for a fast, lightweight way to edit XLIFF files on the go? Meet XLFlow, the SwiftUI-powered XLIFF editor designed to handle even large localization files with ease. Built natively for iPhone and iPad, XLFlow is 100% offline, with no servers, no subscriptions, and no hidden costs. Just one purchase and you're set—forever. Key features - Blazingly fast, built entirely with SwiftUI - One-time purchase — no subscriptions or in-app purchases - Offline by design — no internet connection or servers required - Handles large files smoothly, with optimized performance - Filter and manage translations by status, language, or empty strings - Supports over 35 languages, including English, Japanese, Arabic, Russian, and more - Full support for both XLIFF 1.x and XLIFF 2.x formats - Import and export via the native Files app or drag-and-drop (iPad) Whether you're a professional translator, a developer managing localizations, or just need a quick way to edit .xlf files — XLFlow gives you a clean, efficient interface to get the job done. Who it's for - Freelance and professional translators - iOS/macOS developers managing multilingual apps - Localization managers and QA testers - Tech writers working with structured content - Project managers needing lightweight XLIFF inspection - Anyone looking for a fast, offline XLIFF editor with no strings attached
Screenshots
Verdict
The clearest difference is price: UnitsConv at Free against XLFlow's $8.99. UnitsConv also leads on update cadence (every 4 months vs every 7 months) and iOS requirement (12.0 vs 18.0). On ads, in-app purchases 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
UnitsConv is free to download; XLFlow costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.
UnitsConv ships an update every 4 months, XLFlow every 7 months. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.
| Parameter | UnitsConv | XLFlow |
|---|---|---|
| Price | Free — better | $8.99 |
| Rating | 4.3 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 4 months — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 8 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | john selverian | Marco Tini |
In-app purchases
UnitsConv
No in-app purchases
XLFlow
No in-app purchases
