Comparison

Uno Gallery vs Keycal

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Uno Gallery

This app serves as a live testing ground for XAML code, demonstrating the capabilities of a cross-platform development library. It allows developers to experiment with UI elements and features for iOS applications using familiar WinUI APIs.

Highlights
  • Live XAML code testing
  • Showcases Uno Platform library features
  • Supports MVVM patterns
  • Live UI editing with Visual Studio
  • Compatible with WinUI projects
  • Easy third-party support
  • Access to native platform APIs
Features
Read full description

Uno is the WinUI Bridge .NET Library to enable true cross-platform development, using the WinUI APIs as a common ground. This application showcases a playground for testing XAML code live, and the view the features of Uno platform library for iOS. Uno Platform key features: Support for MVVM Patterns, data-binding, styling, animations, controls and Data Templating. Benefit from Live UI Editing with Visual Studio's Xaml edit-and-continue. Compatible with existing WinUI projects/codebases. Third-Party support is easy. Easy access to the underlying platform APIs. Controls and panels respect WinUI's API but inherit directly from Native classes (UIView on iOS). Developers have complete control if platform-specific tweaks are required.

About

Keycal

This keyboard extension provides a full calculator and unit converter directly within your typing interface. Seamlessly perform calculations and conversions without leaving your current application, enhancing productivity for everyday tasks.

Highlights
  • Integrated keyboard calculator
  • Instant unit conversions
  • Works across all apps
  • Customizable themes
  • Haptic feedback and sound
  • Privacy-focused design
Features
Read full description

Keycal - Calculator & Unit Converter Keyboard Keycal is the ultimate keyboard upgrade — a powerful calculator and smart unit converter, built right into your keyboard. Calculate and convert without switching apps. Whether you’re texting, taking notes, or browsing, KeyCal is always one tap away. Features: • Full calculator built into your keyboard • Instant unit conversions (length, weight, temperature, and more) • Works in any app — Messages, Notes, Safari, and more • Customizable themes to match your style • Haptic feedback and sound for a satisfying feel • Fast, simple, and privacy-first Stop switching apps. Just tap, calculate, convert — and keep typing. “By using this app, you agree to the Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/”

Screenshots

Uno Gallery4 screens
Keycal4 screens

Verdict

The call

The clearest difference is in-app purchases: Uno Gallery at none against Keycal's 1. Uno Gallery also leads on device support (3 vs 1) and iOS requirement (14.2 vs 17.0). Keycal's advantage is review sentiment (100% vs 67%) and update cadence (daily vs every 12 months). On price and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Keycal sells 1 one-off in-app purchase. Uno Gallery asks for nothing beyond the download.

UpkeepUpdate frequency

Uno Gallery ships an update every 12 months, Keycal daily. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

Scorecard6 real differences · 4 level
Uno Gallery versus Keycal: the parameters behind the verdict, then further details
ParameterUno GalleryKeycal
PriceFreeFree
Rating4.0 (2 ratings) — better—
Positive reviews66.7% of reviews100.0% of reviews — better
Number of ratings2 — better—
Update frequencyEvery 12 monthsDaily — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS14.2 — better17.0
Further details — not scored
Size156 MB8 MB
Age rating4+4+
DeveloperUno Platform Inc.Parth Antala

Customer experience

Uno Gallery

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews3 reviews
Positive66.7%
Neutral33.3%
Negative0.0%

Keycal

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Uno Gallery

No in-app purchases

1 purchases

Keycal

One-time1
  • Keycal+$4.99

Questions

Is Uno Gallery free?
Uno Gallery is free to download, with no in-app purchases.
Is Keycal free?
Keycal is free to download, with in-app purchases available.
Do Uno Gallery or Keycal have ads?
Neither Uno Gallery nor Keycal shows ads.
Which is updated more often, Uno Gallery or Keycal?
Uno Gallery ships an update every 12 months, and Keycal daily. Most recently, Uno Gallery was updated on November 2, 2026 and Keycal on October 30, 2026.

Other comparisons