Comparison

TimeTell 9 vs C2 Simon Task

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

Head to head
About

TimeTell 9

Features
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In order to use this App for time registration and planning your organization must have configured a TimeTell 9 software installation with the App module. Ask the Timetell administrator in your organization for the possibilities. With this app you can always access your TimeTell software environment. Among other things, the App offers the following functionality: * Book hours on activities, projects and customers with hours and times * Specify if hours are billable * Submit expenditures for costs and travel distances * Clock in and out * Submit leave requests * View current leave balance * View and edit appointments in your personal TimeTell calendar * View and edit appointments in your colleagues' TimeTell calendar * Convert a TimeTell calendar appointment to an hour booking * View customer contact information from your TimeTell calendar * Reception list and exportable calamity report All options are configured automatically in accordance with your TimeTell authorization profile. To set up this app you need the following information: * User name * Password * Connection information to the TimeTell server You can ask this information from the Timetell administrator in your organization * Available functionality depends on the TimeTell setup you are connected to * Continuous use of background GPS can significantly reduce battery life

About

C2 Simon Task

Features
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The iOS app "C2 Simon Task" is intended for those who are interested in psychology, those who are learning psychology, and those who are researching it. * The effect of the Simon task appears as the difference in the time to recognize the direction indicated by the color in the following two cases, for example. ใƒป When a figure of the color indicating the left is displayed on the left side (compatible) ใƒป When a figure of the color indicating the right is displayed on the left side (incompatible) The purpose of this app is to be able to see the effect of the Simon task numerically. The iOS app "C2 Simon Task" records the response time of a simon task (task conflict) in milliseconds. Response time is the time from when the task is displayed to when the answer button is touched (touchdown). The recorded data can be output to a CSV file and read into a spreadsheet application such as Excel. You can change the trial interval, the left and right colors, the shape of the shape, the size of the shape, the brightness of the background, and so on. [details] https://app.brain-workout.org/simontask-e/

Screenshots

TimeTell 94 screens
C2 Simon Task4 screens

Verdict

The call

The clearest difference is price: TimeTell 9 at Free against C2 Simon Task's $3.99. TimeTell 9 also leads on update cadence (monthly vs every 11 months) and iOS requirement (13.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

TimeTell 9 is free to download; C2 Simon Task costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

TimeTell 9 ships an update monthly, C2 Simon Task every 11 months. The most recent releases landed on August 16, 2026 and September 24, 2026 respectively.

Scorecard3 real differences ยท 3 level
TimeTell 9 versus C2 Simon Task: the parameters behind the verdict, then further details
ParameterTimeTell 9C2 Simon Task
PriceFree โ€” better$3.99
Update frequencyMonthly โ€” betterEvery 11 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 โ€” better15.6
Further details โ€” not scored
Size182 MB1 MB
Age rating4+4+
DeveloperTimeTell BVYasuyoshi Ota

In-app purchases

None

TimeTell 9

No in-app purchases

None

C2 Simon Task

No in-app purchases

Questions

Is TimeTell 9 free?
TimeTell 9 is free to download, with no in-app purchases.
Is C2 Simon Task free?
C2 Simon Task costs $3.99, with no in-app purchases.
Do TimeTell 9 or C2 Simon Task have ads?
Neither TimeTell 9 nor C2 Simon Task shows ads.
Which is updated more often, TimeTell 9 or C2 Simon Task?
TimeTell 9 ships an update monthly, and C2 Simon Task every 11 months. Most recently, TimeTell 9 was updated on August 16, 2026 and C2 Simon Task on September 24, 2026.

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