Comparison

bcRPN vs idk

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

Head to head
About

bcRPN

This utility app functions as a Reverse Polish Notation calculator. It handles complex numbers and utilizes extended precision for all calculations, offering an unlimited stack depth and an undo feature for up to 10 operations.

Highlights
  • Reverse Polish Notation (RPN) input
  • Complex number calculations
  • Extended precision math
  • Unlimited stack depth
  • Undo functionality (up to 10 operations)
Features
Read full description

This is a RPN (Reverse Polish Notation) Calculator. It supports complex numbers and uses extended precision math for all operations. The stack depth is unlimited. In case a mistake was made, up to 10 operations can be undone. RPN calculators work by entering the numbers on the stack first, then selecting the operation. For example to add 3 + 4, press: 3 Enter 4 +

About

idk

This utility app helps you make informed decisions by analyzing your choices, pros, cons, and priorities. It provides a balanced recommendation based on AI-driven logic, reducing stress.

Highlights
  • Input choices, pros, and cons
  • Define personal priorities
  • AI-driven logical analysis
  • Balanced recommendation generation
  • Stress-free decision support
Features
Read full description

Just input your choices, pros and cons, and what matters most to you — and let AI do the thinking. idk gives you a thoughtful, balanced recommendation backed by logic, not stress.

Screenshots

bcRPN1 screens
idk4 screens

Verdict

The call

The clearest difference is review sentiment: idk at 100% against bcRPN's 80%. idk also leads on rating (5.0 vs 4.8). bcRPN's advantage is ratings volume (8 vs 1). 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

idk holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: bcRPN has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 80% of bcRPN's written reviews are positive against 100% of idk's.

Scorecard3 real differences · 7 level
bcRPN versus idk: the parameters behind the verdict, then further details
ParameterbcRPNidk
PriceFreeFree
Rating4.8 (8 ratings)5.0 (1 ratings) — better
Positive reviews80.0% of reviews100.0% of reviews — better
Number of ratings8 — better1
Update frequencyEvery 22 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size0 MB19 MB
Age rating4+4+
DeveloperPaul WilkinsRahul Arora

Customer experience

bcRPN

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive80.0%
Neutral20.0%
Negative0.0%

idk

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

bcRPN

No in-app purchases

None

idk

No in-app purchases

Questions

Is bcRPN free?
bcRPN is free to download, with no in-app purchases.
Is idk free?
idk is free to download, with no in-app purchases.
Which has better reviews, bcRPN or idk?
idk is rated higher. bcRPN averages 4.8 out of 5 from 8 ratings, while idk averages 5.0 from 1 ratings.
Do bcRPN or idk have ads?
Neither bcRPN nor idk shows ads.

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