Comparison

Fast Math vs VoiceBuddy Parent

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

Head to head
About

Fast Math

Master mental arithmetic with 59 lessons on addition, subtraction, multiplication, and division. Improve your calculation speed and accuracy through engaging training modes and friendly competition.

Highlights
  • 59 mental arithmetic lessons
  • Addition, subtraction, multiplication, division tips
  • Calculation checking techniques
  • Timed training mode
  • Game Center comparison
Features
Read full description

59 lessons to calculate faster! Learn the secrets of mental arithmetic and become the fastest calculator in the west. Tips to add, multiply, subtract, divide, square or even check the rightness of a calculation, give a boost to your brains! Train by answering as many questions as you can in one minute in the "Training" mode and compare your performance with your friends with the Game Center. Try it now and become the idol of your math teacher.

About

VoiceBuddy Parent

Features
Read full description

The VoiceBuddy Parent App allows parents to actively engage in their child's therapy journey by tracking progress, customizing therapy settings, and providing motivational rewards, all from an easy-to-use interface. You can access these features by tapping on the three dots on each kid's section

Screenshots

Fast Math4 screens
VoiceBuddy Parent3 screens

Verdict

The call

The clearest difference is in-app purchases: VoiceBuddy Parent at none against Fast Math's 6. VoiceBuddy Parent also leads on iOS requirement (13.4 vs 16.0). Fast Math's advantage is update cadence (every 4 months vs every 9 months). On price, 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. Fast Math sells 6 one-off in-app purchases. VoiceBuddy Parent asks for nothing beyond the download.

UpkeepUpdate frequency

Fast Math ships an update every 4 months, VoiceBuddy Parent every 9 months. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 7 level
Fast Math versus VoiceBuddy Parent: the parameters behind the verdict, then further details
ParameterFast MathVoiceBuddy Parent
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings2 — better—
Update frequencyEvery 4 months — betterEvery 9 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.013.4 — better
Further details — not scored
Size9 MB22 MB
Age rating4+4+
DeveloperMathieu BolardClick Studio LTD

In-app purchases

6 purchases

Fast Math

One-time6
  • Turbo Boost$0.99
  • Perfect Squares$0.99
  • Divisibility$0.99
Show 3 more
  • Casting Out Nines$0.99
  • Casting Out Elevens$0.99
  • Unlock All Sections$3.99
None

VoiceBuddy Parent

No in-app purchases

Questions

Is Fast Math free?
Fast Math is free to download, with in-app purchases available.
Is VoiceBuddy Parent free?
VoiceBuddy Parent is free to download, with no in-app purchases.
Do Fast Math or VoiceBuddy Parent have ads?
Neither Fast Math nor VoiceBuddy Parent shows ads.
Which is updated more often, Fast Math or VoiceBuddy Parent?
Fast Math ships an update every 4 months, and VoiceBuddy Parent every 9 months. Most recently, Fast Math was updated on October 12, 2026 and VoiceBuddy Parent on October 25, 2026.

Other comparisons