Comparison

Rlinguo vs ChampDex

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

Head to head
About

Rlinguo

Test your R programming knowledge with this fun, mobile game. Guess which package an R function belongs to, all while experiencing data science on your phone. Enjoy a smooth, playful experience with offline capabilities.

Highlights
  • Guess R function package origins
  • R programming on mobile
  • Data science experience on device
  • Local SQL database integration
  • Offline play supported
  • Smooth user experience
Features
Read full description

Test your skills and have fun with Rlinguo, a playful game where you guess which package a function belongs to! While it may not make you a better developer, it’s certainly an entertaining challenge. Can you tell that mean() belongs to {base} and median() belongs to {stats}? (We know—it’s a little annoying that they’re in different packages!) Rlinguo is more than just a game; it’s a proof of concept demonstrating the power of R in mobile development. Here’s what makes Rlinguo special: - R on Mobile: Yes, you can run R on your phone! Rlinguo uses R behind the scenes to power the game, from sampling functions to running built-in functions like runif() on the About page. - Data Science on the Go: Rlinguo brings a genuine data-science experience to your mobile device. The app stores data in a local SQL database, performs queries with R, and sends the results back to JavaScript for visual feedback—just like any data science project. - R Packages Integrated: Each time you guess correctly, you’ll get a praise::praise() (we couldn’t resist). All powered by R packages within the app! - Smooth User Experience: We’ve focused on making Rlinguo enjoyable to use. Get ready for a smooth, playful experience with a dash of data science. - Offline Mode: Whether you’re out in the middle of nowhere or just need a quick break, you can enjoy Rlinguo offline. It works perfectly without a data connection, making it great for people in remote locations. It’s just the beginning of a new era—because who knew learning R could be this fun? Ready to play? Download Rlinguo today!

About

ChampDex

This app helps Pokémon trainers strategize by building teams, calculating damage, and tracking the current meta. It offers tools for both casual play and competitive ranked battles, including team analysis and opponent previews.

Highlights
  • Team builder with type coverage and meta threat analysis
  • Game-day mode for opponent previews and recommendations
  • Damage and survival calculator with stat point allocation
  • Live meta data with usage rankings and EV spreads
  • Full Pokédex with all forms and competitive movesets
  • Battle journal to track win rates and matchups
  • Rental teams with proven competitive strategies
Features
Read full description

ChampDex is a free competitive companion for Pokémon Champions. Build teams, run the numbers, and walk into ranked knowing your matchups. DAMAGE CALCULATOR Champions-accurate damage with full Stat Point support, Megas, weather, terrain, items, abilities, and spread reduction. Every formula is checked daily against Smogon's calculator so the KO ranges you see are the ranges you get. TEAM BUILDER The 66 Stat Point budget and 32-per-stat cap are enforced as you build, so you cannot ship an illegal spread. Allocation sliders, move coverage analysis, type weakness reporting, and Showdown import. LIVE META Usage rankings, tier lists, team archetypes, and the cores that actually appear together, all pulled from current tournament results rather than guesswork. You can see when the data was last updated. REPLICA TEAMS Real teams from real Champions tournaments, with the player, event, and placement attached. Load one and start playing instead of staring at an empty box. FULL POKÉDEX 309 Pokémon including all 75 Mega Evolutions, with base stats, abilities, movepools, and speed benchmarks. 675 moves with accurate type, power, and category data. TOOLS Speed tier charts, EV to Stat Point converter, VP cost planner, spread solver, threat cards, box triage, and a daily speed quiz. Built by one developer who plays the format. Data comes from PokéAPI, Serebii, Pikalytics, and Limitless, and refreshes itself automatically. Not affiliated with Nintendo, Game Freak, or The Pokémon Company.

Screenshots

Rlinguo3 screens
ChampDex4 screens

Verdict

The call

The clearest difference is rating: Rlinguo at 5.0 against ChampDex's 3.1. Rlinguo also leads on update cadence (every 5 days vs every 2 months) and iOS requirement (13.0 vs 17.0). ChampDex's advantage is ratings volume (7 vs 2). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Rlinguo holds the better App Store score, 5.0 against 3.1. Both are backed by a comparable volume of ratings — 2 and 7 respectively.

UpkeepUpdate frequency

Rlinguo ships an update every 5 days, ChampDex every 2 months. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

Scorecard4 real differences · 6 level
Rlinguo versus ChampDex: the parameters behind the verdict, then further details
ParameterRlinguoChampDex
PriceFreeFree
Rating5.0 (2 ratings) — better3.1 (7 ratings)
Positive reviews—0.0% of reviews
Number of ratings27 — better
Update frequencyEvery 5 days — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size53 MB16 MB
Age rating4+4+
DeveloperThinkRAhmed Elsayed

Customer experience

Rlinguo

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

ChampDex

All ratings7 ratings
Positive42.9%
Neutral14.3%
Negative42.9%
Written reviews3 reviews
Positive0.0%
Neutral33.3%
Negative66.7%

In-app purchases

None

Rlinguo

No in-app purchases

None

ChampDex

No in-app purchases

Questions

Is Rlinguo free?
Rlinguo is free to download, with no in-app purchases.
Is ChampDex free?
ChampDex is free to download, with no in-app purchases.
Which has better reviews, Rlinguo or ChampDex?
Rlinguo is rated higher. Rlinguo averages 5.0 out of 5 from 2 ratings, while ChampDex averages 3.1 from 7 ratings.
Do Rlinguo or ChampDex have ads?
Neither Rlinguo nor ChampDex shows ads.
Which is updated more often, Rlinguo or ChampDex?
Rlinguo ships an update every 5 days, and ChampDex every 2 months. Most recently, Rlinguo was updated on October 2, 2026 and ChampDex on October 1, 2026.

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