Comparison

Sudoku Helper vs PanelistDataCollection

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

Head to head

PanelistDataCollection

Free

🎬 Entertainment

No ratingsView app →

About

Sudoku Helper

Read full description

The SudokuSolver App was originally intended to find the solution of any Sudoku that has a single solution. As after every user entry the app makes a trial to find the solution and clears all impossible numbers it can also be used to create new Sudokus. But there is no way to influence the complexity.

About

PanelistDataCollection

Features

Read full description

Fifty5Blue is the leading provider of technology and solutions to identify manage and monetize media content. The Panelist Data Collection application is the dedicated companion application for audience measurement panelists.

Screenshots

Sudoku Helper1 screens

PanelistDataCollection2 screens

Verdict

The call

The clearest difference is iOS requirement: Sudoku Helper at 13.0 against PanelistDataCollection's 16.0. On price, update cadence, ads and in-app purchases 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

Sudoku Helper ships an update every 20 months, PanelistDataCollection every 16 months. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

Scorecard1 real difference · 5 level

Sudoku Helper versus PanelistDataCollection: the parameters behind the verdict, then further details
Parameter	Sudoku Helper	PanelistDataCollection
Price	Free	Free
Update frequency	Every 20 months	Every 16 months — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	13.0 — better	16.0
Further details — not scored
Size	3 MB	80 MB
Age rating	4+	4+
Developer	Berthold Ernstberger	Kantar Media France SAS

In-app purchases

None

Sudoku Helper

No in-app purchases

None

PanelistDataCollection

No in-app purchases

Questions

Is Sudoku Helper free?

Sudoku Helper is free to download, with no in-app purchases.

Is PanelistDataCollection free?

PanelistDataCollection is free to download, with no in-app purchases.

Do Sudoku Helper or PanelistDataCollection have ads?

Neither Sudoku Helper nor PanelistDataCollection shows ads.

Which is updated more often, Sudoku Helper or PanelistDataCollection?

Sudoku Helper ships an update every 20 months, and PanelistDataCollection every 16 months. Most recently, Sudoku Helper was updated on October 2, 2026 and PanelistDataCollection on October 12, 2026.