Comparison

Sudkick Mobile vs Permutation Combination

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

Head to head
About

Sudkick Mobile

Manage your laundry with ease at participating locations. This app lets you pay for washer and dryer cycles using Bluetooth and your account credit. Track your spending and receive notifications when your laundry is done.

Highlights
  • Bluetooth machine control
  • In-app credit purchase
  • Transaction history
  • Machine availability view
  • Laundry completion alerts
  • QR code scanning
Features
Read full description

ATTENTION: Only for use in participating Sudkick locations. Sudkick is an iPhone application providing the easiest and smartest complete laundry solution. This app allows you to pay for laundry cycles from your account by using Bluetooth to communicate with the washer or dryer. Simply use Sudkick to purchase credit right from the app, then use that credit for your laundry. A full accounting is available to see your transaction purchase history. • Scan the QR code of your laundry room (one time process) • Start laundry machines via Bluetooth by scanning QR code on the machine • Check your card/account balance, and add value to your account for laundry. For participating laundry rooms, you can view machine availability as well as receive alerts when your laundry cycle is complete.

About

Permutation Combination

Easily calculate permutations and combinations for mathematics and statistics. This tool simplifies complex calculations, helping users save time and improve accuracy in exams and studies.

Highlights
  • Permutation calculations
  • Combination calculations
  • Time-saving for exams
  • Mathematical and statistical use
  • User-friendly interface
Features
Read full description

"Permutation Combination Calculator" is an application that makes it easy to perform calculations for permutations and combinations commonly used in mathematics and statistics. By using this app, even those who are not good at mathematical calculations can easily perform calculations. The app is equipped with functions for performing permutation and combinatorial calculations. In permutation calculations, you can find the number of cases where r elements are selected from n elements. Combinatorial calculations, on the other hand, allow you to find the number of cases where r elements are selected from n elements, disregarding the order. In web-based examinations with strict time limits, reducing the time spent on calculation questions can free up time to answer other questions. By allocating your time appropriately and using the "Permutation Combination Calculator", you can take the web-based examinations efficiently and accurately.

Screenshots

Sudkick Mobile4 screens
Permutation Combination1 screens

Verdict

The call

The clearest difference is review sentiment: Sudkick Mobile at 81% against Permutation Combination's 0%. Sudkick Mobile also leads on ads (none vs shown) and monetization model (free vs ad-supported). Permutation Combination's advantage is update cadence (every 2 days vs every 7 months). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Sudkick Mobile ships an update every 7 months, Permutation Combination every 2 days. The most recent releases landed on October 15, 2026 and September 30, 2026 respectively.

Scorecard5 real differences · 5 level
Sudkick Mobile versus Permutation Combination: the parameters behind the verdict, then further details
ParameterSudkick MobilePermutation Combination
PriceFreeFree
Rating4.6 (1.9K ratings) — better—
Positive reviews81.0% of reviews — better0.0% of reviews
Number of ratings1.9K — better—
Update frequencyEvery 7 monthsEvery 2 days — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS10.0 — better12.0
Further details — not scored
Size44 MB31 MB
Age rating4+4+
DeveloperKioSoft Technologies LLCHIWAZERO

Customer experience

Sudkick Mobile

All ratings1,885 ratings
Positive91.7%
Neutral2.9%
Negative5.4%
Written reviews205 reviews
Positive81.0%
Neutral6.3%
Negative12.7%

Permutation Combination

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Sudkick Mobile

Reported bugs

3 issues
  • App crashes and logs users out
  • Issues with adding/changing payment methods
  • Inconsistent connectivity to machines

Requested features

3 requests
  • Ability to add smaller amounts of money
  • Show machine availability in the app
  • Improve timer accuracy

Permutation Combination

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Sudkick Mobile

No in-app purchases

None

Permutation Combination

No in-app purchases

Questions

Is Sudkick Mobile free?
Sudkick Mobile is free to download, with no in-app purchases.
Is Permutation Combination free?
Permutation Combination is free to download, with no in-app purchases.
Do Sudkick Mobile or Permutation Combination have ads?
Permutation Combination shows ads; Sudkick Mobile does not.
Which is updated more often, Sudkick Mobile or Permutation Combination?
Sudkick Mobile ships an update every 7 months, and Permutation Combination every 2 days. Most recently, Sudkick Mobile was updated on October 15, 2026 and Permutation Combination on September 30, 2026.

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