Comparison

Best Decision vs Arbitrium

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

Head to head
About

Best Decision

This app helps you make objective choices by analyzing your options based on your defined criteria and their importance. It guides you through a simple three-step process to identify the best decision and presents results in a clear, sorted list.

Highlights
  • 3-step decision making process
  • Define custom criteria and importance
  • Unlimited decisions, options, and criteria
  • Decision templates
  • Data sync across devices via iCloud
  • Secure with Touch ID/Face ID
  • Share results via message, email, PDF
Features
Read full description

Buying new MacBook? Wondering which house is best for your family? Choosing holidays: tropical beach or a spirited trip through Asia? Always make Best Decision! Best Decision is an extremely easy choice-making analytics app. It will tell you which decision is objectively the best, then YOU choose whatever you please. The decision making process in Best Decision is trimmed down to the necessary minimum. It’s a 3-step-down staircase: 1. enter all the choices you’re considering 2. enter all the relevant criteria and their importance 3. estimate how well each option meets each criterion Best Decision takes it from here and the math does the job. As an outcome, you get plain & simple result: your Best Decision and all the other options in order of how well they suit you. So if you are about to make an important decision, let Best Decision's algorithms do the hard work for you. GET IT NOW! Most important FEATURES of Best Decision: 1. UNIVERSAL APP for all your iOS and macOS devices (iPhone, iPad, iPod Touch and Mac) 2. uses iCloud to automatically SYNC your data between all your devices 3. suitable for COMPLEX and SIMPLE DECISIONS 4. highly FLEXIBLE: + can store unlimited number of decisions, options and criteria + is suitable for different types of decisions + allows to define personal criteria together with their importance + allows to modify all previous inputs + allows to change the order of decisions, options and criteria (tap and hold) 5. Decision TEMPLATES 6. Touch ID, Face ID or password-protect so YOU DECIDE who can access your decisions 7. USER FRIENDLY: guides you easily through the decision making process 8. presents OBJECTIVELY BEST OPTION in comparison with all other sorted by rating results 9. you can SHARE calculated verdict by Message, send it by mail, generate to PDF or save to Photos 10. use 3D Touch ACTIONS on icon to quickly go to the last 3 decisions or create a new one 11. find any decision in your SPOTLIGHT SEARCH by name or considered option 12. work more efficiently with SLIDE OVER and SPLIT VIEW on your iPad

About

Arbitrium

This app assists in making rational decisions by allowing you to define criteria and rate your options. It uses a weighted decision matrix to help you identify the best choice for various life scenarios.

Highlights
  • Define decision criteria
  • Rate available options
  • Weighted decision matrix
  • Identify best choice
  • Save and manage decisions
Features
Read full description

We often have to take decisions. Arbitrium is an app that will help you take the right one in a simple and rational way. Establish the criteria you need to consider and then rate each option you have available. The option with the highest score will be the best one. Arbitrium is based on the weighted decision matrix concept and will help you take decisions such as: Which car should I buy? Which bank should I choose for a mortgage? Where should I go on vacation? Which job offer should I accept? Which nursery should I choose for my child?

Screenshots

Best Decision4 screens
Arbitrium4 screens

Verdict

The call

The clearest difference is update cadence: Best Decision at every 2 months against Arbitrium's every 28 months. Best Decision also leads on ratings volume (98 vs 11). Arbitrium's advantage is rating (4.9 vs 4.6) and review sentiment (100% vs 82%). 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. Best Decision sells 1 one-off in-app purchase and Arbitrium sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Arbitrium holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Best Decision has 98 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 82% of Best Decision's written reviews are positive against 100% of Arbitrium's.

UpkeepUpdate frequency

Best Decision ships an update every 2 months, Arbitrium every 28 months. The most recent releases landed on August 31, 2026 and September 10, 2026 respectively.

Scorecard4 real differences · 6 level
Best Decision versus Arbitrium: the parameters behind the verdict, then further details
ParameterBest DecisionArbitrium
PriceFreeFree
Rating4.6 (98 ratings)4.9 (11 ratings) — better
Positive reviews82.1% of reviews100.0% of reviews — better
Number of ratings98 — better11
Update frequencyEvery 2 months — betterEvery 28 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS16.615.6 — better
Further details — not scored
Size9 MB8 MB
Age rating4+4+
DeveloperLukasz KowalskiThe Lost Project

Customer experience

Best Decision

All ratings98 ratings
Positive89.8%
Neutral4.1%
Negative6.1%
Written reviews84 reviews
Positive82.1%
Neutral9.5%
Negative8.3%

Arbitrium

All ratings11 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Best Decision

Reported bugs

10 issues
  • App keeps crashing when entering choices
  • N/A option negatively affects results
  • Inability to sort/rearrange items in a list
  • Verdict displayed incorrectly (repeated or missing options)
  • Option C score not displayed correctly
Show 5 more
  • Option C marked as best with incorrect score
  • Emailing results doesn't work
  • Syncing with iCloud stopped at 20 items
  • Poor user interface: clicking decision text renames it
  • Verdicts do not show properly, sometimes missing or repeated

Requested features

22 requests
  • CSV export for analysis
  • Display logic in a simple table
  • Sort alphabetic or manually
  • Copy and paste projects
  • Build in a radar / gap analysis chart
Show 17 more
  • Create correlation line chart
  • Manually change order of items
  • Sort Criteria list
  • Export and import information without iCloud
  • 3D Touch in Criteria list for ratings
  • Probability value of options for SWOT analysis
  • Ability to email whole decision
  • Sync between devices
  • Evaluate trade-offs
  • More specific numbering by use of scaling
  • Graphic like diagrams
  • Allow less than six criteria
  • Final analysis not leaving out options
  • List options in numerical order
  • Reorganize order of criterion/options
  • Tap option name to scroll full name
  • Improve poor user interface (e.g., renaming text)

Arbitrium

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Best Decision

One-time1
  • Golden Membership One-time Pay$1.99
1 purchases

Arbitrium

One-time1
  • PRO Mode$0.99

Questions

Is Best Decision free?
Best Decision is free to download, with in-app purchases available.
Is Arbitrium free?
Arbitrium is free to download, with in-app purchases available.
Which has better reviews, Best Decision or Arbitrium?
Arbitrium is rated higher. Best Decision averages 4.6 out of 5 from 98 ratings, while Arbitrium averages 4.9 from 11 ratings.
Do Best Decision or Arbitrium have ads?
Neither Best Decision nor Arbitrium shows ads.
Which is updated more often, Best Decision or Arbitrium?
Best Decision ships an update every 2 months, and Arbitrium every 28 months. Most recently, Best Decision was updated on August 31, 2026 and Arbitrium on September 10, 2026.

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