46 votes

How would you ask the user if their drawn signature is similar to the ID card sign?

I don't think you can guarantee it If you try to make people mimic how their signature 'should' be, you'll open a lot of cases where people struggle with their device and can't get it to look the ...
Wendy Wojenka's user avatar
20 votes

How would you ask the user if their drawn signature is similar to the ID card sign?

My signature is basically habit and muscle memory from repeatedly writing my name with a generally standard sized pen. It varies a bit at the best of times. Even if you ask me to sign on a whiteboard ...
Mick O'Hea's user avatar
13 votes

How would you ask the user if their drawn signature is similar to the ID card sign?

Can we start with the obvious: Why? Follow up questions: Are you assuming your app has the same legal power as a "wet signature"? You may be in for a surprise! Do you have anybody on staff who is ...
Jan Hertsens's user avatar
12 votes

What is the difference between "sliding" and "swiping"?

The best example of a slider as you have mentioned is a volume control. it is defined as "move smoothly along a surface while maintaining continuous contact with it." Whereas the swiping action is ...
Bharath Selvaraj's user avatar
11 votes

How to indicate that specific sections of a page can be swiped

I have been dealing with designing for swipe gestures recently and you raise a very important question, as the main problem with most mobile gestures is discoverability . More and more, swipe is ...
RobbyReindeer's user avatar
9 votes
Accepted

What size of a button can a reasonably fat finger comfortably click?

The 'fat finger' error is states a minimum of 44px x 44px (around 11mm x 11mm) is advisable for the contact patch of your finger/thumb. The 'centroid' is the first part of your finger that has contact ...
UIO's user avatar
  • 2,684
8 votes

How to indicate that specific sections of a page can be swiped

Use cut off content. Really simple visual idiom. I believe it could even be used to signify the elusive drag-down-to-refresh by showing a corner of a circle at the top.
transistor09's user avatar
7 votes
Accepted

How come your earlobe doesn't 'press buttons' on a smartphone screen during a phone call?

Both Apple and Android devices, along with presumably any other touchscreen phone, include a proximity sensor that can detect when a large object -- such as your head -- is in close proximity to the ...
Daniel Beck's user avatar
  • 4,592
6 votes

How could I make a list appear 'clickable/touchable?'

Here is a good article that explains the problem and give some tips on how to solve it. Making Hit Areas Sufficiently Distinct Also there is a good read by nngroup Beyond Blue Links: Making ...
dimshik's user avatar
  • 1,201
6 votes
Accepted

Has any auto manufacturer tried to justify touchscreens, or commented on their safety?

SCREENDRIVE: VOLVO'S TAKE ON THE TOUCHSCREEN ACTUALLY MAKES SENSE A gigantic and potentially distracting touchscreen as the primary interface doesn't seem like it belongs in a car with the ...
Dipak's user avatar
  • 16.2k
5 votes
Accepted

Feedback that maximum value is reached with keypad

Provide immediate, polite feedback when the user has entered an invalid number. Immediately validate if the number entered is within the allowable range. If not, show a small, unobtrusive message ...
maxathousand's user avatar
  • 19.5k
4 votes
Accepted

UI button labeling in touch/mobile web and native apps

Assuming that you are targeting Android and iOS devices, you should try to use icons that are already known to users and popular among the Android/iOS ecosystem. For web, you could use Material Design ...
Swapnil Borkar's user avatar
4 votes

How can I display tool tips on a touchscreen or is there a better way?

I noticed that a Q&A was already held on whether to Tooltip or not to here: To tooltip or not to tooltip? So in all fairness, it may help to actually to answer the asker's question without further ...
Babalwa Mehlomane's user avatar
4 votes

How to know which model fits best among Fitts', Walford's and Shannon Model for given data

It is unclear what you are looking for when you ask "which model is best". All three models are telling you the same thing. Saying "the lower the IDe value, the best the model is" or "the higher the ...
Nicholas Pappas's user avatar
4 votes

Should I hide action buttons or let the user press them and then show a message

Considering usability, it is better practice to have all controls in your page always visible. Otherwise controls look missing or confuse the user looking for follow-up actions which are not in ...
Rien Daamen's user avatar
4 votes
Accepted

Studies around default state of Crop Control on mobile/web

In my opinion showing the handlers in the corners of the (original) image might make some users miss them. By showing a cropped area by default the user understands he has to select a portion of the ...
Alvaro's user avatar
  • 16.8k
4 votes

Button reaction depending on the x-coordinate

Doing it like Gmail would work. Swipe left and right to uncover actions.
Chris's user avatar
  • 4,538
3 votes
Accepted

Step UI when the list of steps is wider than screen width?

Try using accordion steps if horizontal tabs are not fitting the screen width; many e-commerce websites like http://www.flipkart.com/ use them for checkout process. And the easiest front-end with ...
Dipak's user avatar
  • 16.2k
3 votes

How to indicate that specific sections of a page can be swiped

This is an old thread, but it's still a current problem. The best example I've seen of demonstrating that something is swipable is in the search results of the Amazon app (iPad version, not iPhone). ...
user91930's user avatar
3 votes

How to prevent accidental button press?

Do not prevent accidental press. Incorporate multiple starts/stops to the overall duration calculation and separate timer and task controls. For example: download bmml source – Wireframes ...
cameraman's user avatar
  • 341
3 votes
Accepted

Unfocused inputs in a touch screen interface

As your description, user's goal is to fill in the currency amounts. And there are 2 states of your text field, focused and unfocused. I would like to add one more as empty state likes placeholder of ...
Ludan Chuang's user avatar
3 votes

Deletion and Editing by Long Press

TL; DR - Go for it It may not be optimal from a UX standpoint but the same is true for icons that have now become universally accepted. Touch interfaces have been around for over a decade now and ...
Shreyas Tripathy's user avatar
3 votes

Swipe to refresh leaderboard

A swipe down, aka pull to refresh would be an option if you did not want to use on-screen controls. Could add a small timestamp at the top, and the app auto updates.
Chris Griffith's user avatar
3 votes

Do *ALL* mobile/touch browsers have “invisible” scrollbars in scrollable areas?

No. You can never expect a particular feature to be implemented the same way across all varieties and vendors of a type of software. Heck. Often companies and platforms even have internal differences;...
PixelSnader's user avatar
  • 8,321
3 votes
Accepted

Is there a standard gesture for resetting scale on a pinch-zoom canvas?

Double tap is the default for zooming back to normal in iOS. It works in photos, safari and a lot of other apps and is encouraged in the guidelines. Material guidelines talk about it too: A pinch, ...
exp's user avatar
  • 2,598
3 votes
Accepted

Minimum touch target area requirement for AA conformance

There is not a WCAG 2.1 A or AA guideline regarding target size. It's only a AAA guideline. So in WCAG 2.1 AA, the target size can be any size you want. However, in WCAG 2.2, which is not official ...
slugolicious's user avatar
  • 3,255
2 votes

UI button labeling in touch/mobile web and native apps

I've asked Your questions to our lead ux tester and she answered the next: That is a very good idea - and also proved to be useful - to let the user turn on textual controls or function titles ...
Attila's user avatar
  • 29
2 votes

What is TLM (touch level model)

Author of the original TLM paper here. I just now saw this question and wanted to respond. The answer from @locationunknown above is pretty spot on, but I did want to comment on FLM and the status of ...
Andy Rice's user avatar
  • 161
2 votes

UI button labeling in touch/mobile web and native apps

There's a very good read from Aurora Bedford on icon usability: https://www.nngroup.com/articles/icon-usability/ and there's a section arguing that "icons need a text label": To help overcome the ...
Stephenye's user avatar
  • 307
2 votes
Accepted

Making links easier to click on mobile devices, mobile devices help

You can use the hamburger menu for the navigation of and on the below links like the facebook, search and donate now. just like here and then put all of your content into the middle using any ...
Sanshizm's user avatar
  • 1,267

Only top scored, non community-wiki answers of a minimum length are eligible