Comparison

Probability vs Probability

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

Head to head
About

Probability

Features
Read full description

Probability Calculate the probability of conditional events or unconditional events. Conditional events Example: What is the probability of throwing one six with a dice in throw number two with the condition that throw one was a six. Unconditional events Example: What is the probability that it will be some six in two throws with a dice whether it is throw number one or two. Up to ten events can be linked together.

About

Probability

Enhance your decision-making skills by learning to assess probabilities with this app. It offers formulas for problem-solving, note-taking capabilities, and interactive tools like dice and coin tosses for practical learning.

Highlights
  • Probability assessment
  • Decision-making improvement
  • Problem-solving formulas
  • Personalized notes
  • Dice and coin toss simulations
Features
Read full description

Probability is the key to making decisions under uncertainty, and with our app,  you can improve your ability to assess probabilities and make better decisions in life.  Our app includes different formulas to help you solve problems and make decisions,  as well as the option to take references and write down your own notes about probability.  Plus, you can have fun with probability by tossing dice and coins.

Screenshots

Probability2 screens
Probability4 screens

Verdict

The call

The clearest difference is in-app purchases: Probability at none against Probability's 1. Probability also leads on iOS requirement (9.0 vs 14.0). Probability's advantage is update cadence (every 10 days vs every 18 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. Probability sells 1 one-off in-app purchase. Probability asks for nothing beyond the download.

UpkeepUpdate frequency

Probability ships an update every 18 months, Probability every 10 days. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

Scorecard3 real differences · 7 level
Probability versus Probability: the parameters behind the verdict, then further details
ParameterProbabilityProbability
PriceFreeFree
Rating—1.0 (1 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 18 monthsEvery 10 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS9.0 — better14.0
Further details — not scored
Size1 MB166 MB
Age rating4+4+
DeveloperdomesticusdevelopMan Hung Sun

In-app purchases

None

Probability

No in-app purchases

1 purchases

Probability

One-time1
  • Upgrade$0.99

Questions

Is Probability free?
Probability is free to download, with no in-app purchases.
Is Probability free?
Probability is free to download, with in-app purchases available.
Do Probability or Probability have ads?
Neither Probability nor Probability shows ads.
Which is updated more often, Probability or Probability?
Probability ships an update every 18 months, and Probability every 10 days. Most recently, Probability was updated on October 6, 2026 and Probability on October 5, 2026.

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