Comparison

Passio Mobile AI Data vs RegExpress

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

Head to head
About

Passio Mobile AI Data

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Mobile AI Data is the companion app of the Mobile AI platform. Collect data for your AI projects and test the recognition results of your AI models in a fully-integrated mobile app. Passio's Mobile-AI self service platform makes it easy for companies to add vertical-specific computer vision into their apps. Mobile AI allows users to train their own image classification models and package them into an SDK for on device image classification.

About

RegExpress

This app is a comprehensive tool for building, testing, and debugging regular expressions. It offers real-time matching, syntax highlighting, and supports multiple regex flavors. Learn and practice with tutorials, puzzles, and challenges.

Highlights
  • Real-time regex matching
  • Support for 5 regex flavors
  • Step-by-step regex debugger
  • Pattern Library for saving patterns
  • Learning tutorials and daily puzzles
  • iCloud sync for Pro users
  • Universal app for iOS and Mac
Features
Read full description

RegExpress is a complete regular expression toolkit for iPhone, iPad, and Mac. Create, test, understand, and refine regex patterns in one focused workspace, whether you are learning the basics or maintaining production expressions. Test with the flavor you actually use. RegExpress supports Swift Regex, Foundation (ICU), JavaScript/ECMAScript, Python Compatibility Mode, and native PCRE2. Flavor-aware options, syntax references, examples, diagrams, comparisons, and compatibility details help you spot differences before they become bugs. Write and test with confidence See live matches and capture groups as you type. Switch between automatic and manual execution, inspect clear errors, and keep the editor responsive during demanding patterns. Built-in safety analysis identifies potential backtracking risks, while find and replace lets you preview changes before applying them. Focus on complex patterns Open the multiline Focus Editor for more room, syntax-aware tools, a persistent token dock, flavor-specific options, visual railroad diagrams, code snippets, and quick access to the Pattern Builder, test suites, and reference material. Understand and improve every expression Turn plain-language requirements and examples into a regex. Explore explanations, recommendations, optimization suggestions, debugging tools, diagrams, and a searchable cheat sheet. Compare patterns by matches, compatibility, and performance to choose the right approach. Build a reusable regex workflow Save patterns, organize them into folders and automatic collections, keep history, and create test suites with positive and negative cases. Save complete .regexpress workspaces, reopen .regproj test projects, import shared content, and generate code for your project. A command palette, Spotlight integration, App Shortcuts, multiwindow support, and sharing tools keep common actions close at hand. Learn by doing Browse flavor-aware examples, follow guided tutorials, use the syntax reference, and practice with challenges designed for different skill levels. A useful free experience Core editing, unlimited live matching, all five engines, standard options, capture results, find and replace, examples, reference material, and Swift code generation are free. You can also save up to 20 patterns, keep 50 recent history items, create one test suite with up to 10 manual cases, and use selected previews of advanced tools. RegExpress Pro is available as a one-time purchase with no subscription. Pro unlocks deeper debugging and performance analysis, complete visual tools, advanced generation and optimization, additional code targets, unlimited tests and saved content, iCloud sync, advanced organization, and more. Whether you need a quick match, a visual explanation, or a repeatable testing workflow, RegExpress helps you build regex with clarity and confidence.

Screenshots

Passio Mobile AI Data4 screens
RegExpress4 screens

Verdict

The call

The clearest difference is in-app purchases: Passio Mobile AI Data at none against RegExpress's 4. Passio Mobile AI Data also leads on iOS requirement (13.0 vs 16.6). RegExpress's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. RegExpress sells 4 one-off in-app purchases. Passio Mobile AI Data asks for nothing beyond the download.

UpkeepUpdate frequency

Passio Mobile AI Data ships an update every 2 months, RegExpress every 3 weeks. Both last shipped on September 30, 2026.

Scorecard3 real differences ยท 5 level
Passio Mobile AI Data versus RegExpress: the parameters behind the verdict, then further details
ParameterPassio Mobile AI DataRegExpress
PriceFreeFree
Positive reviewsโ€”0.0% of reviews
Update frequencyEvery 2 monthsEvery 3 weeks โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
Monetizationโ€”Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad, Mac โ€” better
Requires iOS13.0 โ€” better16.6
Further details โ€” not scored
Size7 MB8 MB
Age rating4+4+
DeveloperPassio IncNevv Atlantis LLC

In-app purchases

None

Passio Mobile AI Data

No in-app purchases

4 purchases

RegExpress

One-time4
  • Tip $1$0.99
  • Tip3$2.99
  • RegExpress Pro$4.99
Show 1 more
  • Tip5$4.99

Questions

Is Passio Mobile AI Data free?
Passio Mobile AI Data is free to download, with no in-app purchases.
Is RegExpress free?
RegExpress is free to download, with in-app purchases available.
Do Passio Mobile AI Data or RegExpress have ads?
Neither Passio Mobile AI Data nor RegExpress shows ads.
Which is updated more often, Passio Mobile AI Data or RegExpress?
Passio Mobile AI Data ships an update every 2 months, and RegExpress every 3 weeks. Most recently, Passio Mobile AI Data was updated on September 30, 2026 and RegExpress on September 30, 2026.

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