Comparison

V5RC Hub vs ZIML

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

Head to head
About

V5RC Hub

This app serves as a comprehensive companion for VEX V5 Robotics Competition participants. It provides easy access to the official game manual, a scoring calculator for practice, and a timer with official sounds for running matches.

Highlights
  • Searchable official game manual
  • Intuitive scoring calculator
  • Practice match timer
  • Official game sounds
  • Competition companion
Features
Read full description

The V5RC Hub app is the ideal competition companion for teams, spectators, and event planners involved in the VEX V5 Robotics Competition! * Become an expert with a searchable, easy-to-use official game manual * Keep score at home with an intuitive calculator for the current game * Use the included timer to run your own practice matches (featuring official sounds!)

About

ZIML

This app offers daily math problems and solutions to sharpen reasoning and thinking skills across various school grades. It provides access to global math competitions, leaderboards, and forums for discussion.

Highlights
  • Daily math problems
  • Full solutions provided
  • Progress tracking
  • Global math contests
  • Leaderboards
  • Discussion forums
Features
Read full description

Zoom International Math League (ZIML) is the Areteem Institute's application for math practice and competitions all over the world. If you or your student want to keep the mind sharp by "zooming in" on math skills, look no further than the ZIML app! Straight from the minds of Areteem's experts, the free ZIML app offers "Daily Magic Spells" to test reasoning and thinking abilities by offering math problems every day from all grades of school. Topics covered include a wide range of mathematics, including: -Algebra -Geometry -Counting and Probability (Combinatorics) -Number Theory The free app features: -A free math problem each day (the Daily Magic Spells) -Full solutions to learn and improve -Account creation (free) to track your progress -Full integration with the ZIML web app (ziml.areteem.org) -Leaderboard of the Daily Magic Spells -Forums for Discussion and Challenging Weekly Brain Potions Subscription features: -Monthly Contests: Five divisions of math contests for various age ranges: --Division E: problem solving using the math concepts in standard math curriculum in upper elementary school students (grade 4&5) --Division M: problem solving using the math concepts in standard math curriculum in middle school students (grades 6-8) --Division H: problem solving using the math concepts in standard math curriculum in high school students (grades 9-12) --Junior Varsity Division: problem solving for students with experiences in math contests at the level of AMC 10 & 12. --Varsity Division: problem solving for students with advanced experiences in math contests at the level of AIME and higher. - Subscribe for 9.99$ per month to attempt the Monthly contest. - Payment will be charged to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period - Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable Terms of use: https://ziml.areteem.org/ziml/termsofuse.php

Screenshots

V5RC Hub3 screens
ZIML4 screens

Verdict

The call

The clearest difference is in-app purchases: V5RC Hub at none against ZIML's 1. V5RC Hub also leads on rating (4.6 vs 4.3) and review sentiment (61% vs 50%). ZIML's advantage is iOS requirement (9.0 vs 15.0). On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ZIML sells 1 in-app purchase, starting at $9.99 per month. V5RC Hub asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

V5RC Hub holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: V5RC Hub has 36 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 61% of V5RC Hub's written reviews are positive against 50% of ZIML's.

UpkeepUpdate frequency

V5RC Hub ships an update every 6 weeks, ZIML every 2 months. Both last shipped on November 2, 2026.

Scorecard6 real differences · 4 level
V5RC Hub versus ZIML: the parameters behind the verdict, then further details
ParameterV5RC HubZIML
PriceFreeFree
Rating4.6 (36 ratings) — better4.3 (7 ratings)
Positive reviews61.3% of reviews — better50.0% of reviews
Number of ratings36 — better7
Update frequencyEvery 6 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.09.0 — better
Further details — not scored
Size33 MB54 MB
Age rating4+4+
DeveloperVEX Robotics, Inc.GyroDimensions, Inc.

Customer experience

V5RC Hub

All ratings24 ratings
Positive91.7%
Neutral4.2%
Negative4.2%
Written reviews31 reviews
Positive61.3%
Neutral12.9%
Negative25.8%

ZIML

All ratings7 ratings
Positive71.4%
Neutral28.6%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

In-app purchases

None

V5RC Hub

No in-app purchases

1 purchases

ZIML

Subscriptions1
  • Monthly Contest$9.991 Month

Questions

Is V5RC Hub free?
V5RC Hub is free to download, with no in-app purchases.
Is ZIML free?
ZIML is free to download, with in-app purchases available.
Which has better reviews, V5RC Hub or ZIML?
V5RC Hub is rated higher. V5RC Hub averages 4.6 out of 5 from 36 ratings, while ZIML averages 4.3 from 7 ratings.
Do V5RC Hub or ZIML have ads?
Neither V5RC Hub nor ZIML shows ads.
Which is updated more often, V5RC Hub or ZIML?
V5RC Hub ships an update every 6 weeks, and ZIML every 2 months. Most recently, V5RC Hub was updated on November 2, 2026 and ZIML on November 2, 2026.

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