This is Signal vs. Noise, a weblog by 37signals about design, business, experience, simplicity, the web, culture, and more. Established 1999 in Chicago. Visit the Product Blog for more information on our products.

0 effort.

Simple, logical, well thought out – nothing arbitrary, it ‘just works.’

A point-a to point-b interaction that doesn’t make you think.

Uninterrupted flow.

A perfect transition.

steaming pile of marketing bullsh!t that smells like hot garbage

Seamless is when I can move from one distinct thing to another and not notice the change.

The dictionary defines “seamless” as “smoothly continuous or uniform in quality; combined in an inconspicuous way” (http://dictionary.reference.com/browse/seamless)

In that sense, a “seamless user experience” is something that does not interfere with the user’s goals and remains in the background.

“Don’t make me think.” – Steve Krug

Productivity facilitated by technology that’s otherwise invisible.

A user experience with no obvious obstructions to the goal.

Free from unwarranted disruption.

No extraordinary mental gymnastics required to complete a task.

Experiencing content and tasks uninterrupted by awareness of underlying technology.

Users do what they want without every wondering “how”.

Having no seam (context = clothes). Meaningless drivel in marketing.

seamless = Users can accomplish the desired task without being sidetracked (AKA “it just works”).

Never re-enter data. One-step navigation to the next task. Self-documenting.

Moving between or across different forms (formats) with no noticeable change in awareness or perception.

Seamless user experience is =

ux enabling the user to perform tasks without interruption, in a smooth, flowing way

Seams are those things that trip up and interrupt a person’s experience (with web software) in a way that draws attention to the artifice of the thing (i.e. the software and not my task in my head space/flow). The funny thing is seams aren’t always bad.

Look back at 37signals’ own “Defensive Design for the Web.” Those tips are about dealing proactively with some of the seams. They aren’t strictly negative things to be avoided, but rather opportunity areas to expect, anticipate, and turned into something positive. Seams are bound to be part of the experience because nobody is perfect. Better to embrace them.

Consider it a little of Brecht’s influence in the theater of the web.

I find it somewhat amusing that the marketing term “seamless”, just as well could be interpreted the very opposite:

A seamless user experience for me is when I go from point A to point B on a website/application without having any noticable obstructions in the way. This doesn’t mean there can be nothing in between though. It’s always a good idea to shove in some extra content on the transition (people might actually be interested in it and click through).

A seamless user experience is spelling “exercise” correctly.

10 words or less guys :)

disabled users can drive and watch movie while surfing site

bound·ary·less

Seamless design hides implementation issues from the user’s activity flow.

Sounds better in about 15 – 20 words, actually ;)

Steve Krug: Don’t Make Me Think

And I always thought it meant they wanted the user to be so comfortable that they’d surf the site naked (sans seams). Sorry, this is what happens when one posts a comment at 5:30 in the morning.

Users perceive one single system without realizing that the system is made up of multiple components underneath and interacts with multiple systems to provide a smooth experience.

Smoothly integrate into my established workflow.

Seamless: You wake up, your kids jump in bed (or visa versa), you check your email; see a client needs to meet with you urgently in NYC . You drive to the airport, a ticket is waiting for you. Arriving at JFK , a taxi is waiting for you, takes you to the meeting. For lunch a reservation is made (based on the prefs of your clients need and your). On the way back home, a flower delivery service hands over some roses, so when you arrive late at home, your wife still loves you.

The funny thing is that I have only a “one-man” shop … (semantics is the magic word)

All, enjoy life (kids, included at 6AM…)

Bart

Typo in title = Exercise, not Excercise.

Smooth/painless/intuitive/invisible/no-RTFM/friendly whatever user interaction (10 words ;-)

No surprises.

Seamless: A T -Shirt made with a tubular manufacturing process which allows the body to be stitched as a whole unit, and without seams. Seamless

A myth.

seamless is doing something exactly how I want it to be done. Flows well, very straight forward. Makes difficult cumbersome tasks ridiculously easy.

seamless user experience : I’m not fighting the software, that is, I’m not cleaning up after it to get what I wanted in the first place.

A SMOOTH transition. Invisible. Not there. A Blank Screen!

I remember my first PC app – Lotus Symphony. Pushed as an integrated wordprocessor, spreadsheet and graphing program. Great disappointment, not only were there seams, but voids between the very separate programs.

With seamless I mean that there are no “cracks in the wallpaper” it is an integrated experience, without me getting slowed down or stuck anywhere.

seamless = when the action is over before you even noticed it.

Elegance.

Maximum returns, on minimal energy expended.

@ Jeremy:

Seams are those things that trip up and interrupt a person’s experience (with web software) in a way that draws attention to the artifice of the thing [...] The funny thing is seams aren’t always bad.

A really interesting take on it Jeremy. I wonder if sometimes seams could be “used” to guide the user into a workflow more suited to the tool (web app).

Textile markup might be an example.. for a first-time user Textile is far from a “seamless experience” in formatting (“I’m used to all those fiddly buttons in Word”), but by embracing Textile’s practicality for the web you could end up with a simpler solution (ala Writeboard). shrug Maybe someone else could think of a better example.

seamless = thinking about the problem and not the tool

seamless: That which does not disrupt “flow”

“Wow, that worked just the way I thought it should.”

A Threadless ripoff.

The next step is always intuitively obvious.

the term is clearly ill-defined so asking for a single 10 word “definition” is ridiculous.

one sense of it is when all the minor details have been taken care of.

End-to-end user-driven transparent enterprise bullshit solution 2.0.

Consider it a little of Brecht’s influence in the theater of the web.

Seamless: easy on the user; hard on the developer

No shortcuts. No workarounds. The tool is the shortcut.

No Roadblocks

Designed so the user doesn’t notice context changes

An experience in which I don’t think about the experience.

Seamless:

Uninterrupted by unwanted, impertinent, or unimportant information.

no unnecessary awareness of underlying delivery mechanisms

…like opening a door that doesn’t stick, slam or creak.

Site aspects integrate well. Users follow green path intuitively. Distractionless.

Seamless: Without thought.

No Seams.
seam = interface feedback lag
seam = user thought lag

A seam is a ridge or a place where two fabrics (or other materials) are joined together. Seamless is another word for saying totally without joints or ridges. If one application works “seamlessly” with the next, the user wouldn’t know they have jumped from one to the other. People are using new process and the like with a smooth transition.

Seams are when I try to perform an action (such as double-click to open a file) in one application (Adobe Photoshop) and can’t do the same action in another application of the same suite or type (Adobe Illustrator). Aside: This still isn’t fixed in CS3 …

Seamless means fully integrated.

A transition from one to another, and yet, not.

Seamless:

Moving from one context to the next without problems.

Example:

When I open a Photoshop document in Illustrator, it just opens. Looks exactly as it did in Photoshop. Works exactly as it did in Photoshop. Only everything is now mapped to Illustrator’s context, and behaves as would be expected if I created it in Illustrator in the first place.

“Learn one. Use all.”

Seemless usually = BullSh*t Marketing Jargon

seamless user experience =

the {computer/application/web site} responds to the user as that user expects, consistently.

In Zen Buddhist terms, seamless is returning to the one.

Seamless user experience:

The user doesn’t even notice you charge his CC while using your application.

Enjoying the experience in its full form without any unwanted distractions or limitations.

Seamless to me means “don’t break the spell.”

I say what I want; it does the work.

start. done.

You. What you want to do. Nothing in between.

Just works.

Nothing to snag your attention on

Antimodal.

Doesn’t show any stitches. Integral.

Information the user came for, delivered in a clear manner.

seamless = flowing fluidly without interruption or blockage.

like the way I could post my comment without having to jump through a load of hoops: registrations etc, which the effort involved would have made me give up and not bother…

1) I thought of the answer 2) I wrote the answer 3) the site posted the answer and a link to my blog

That is seamless!

Maybe just natural?

Here is an interesting view: http://sethgodin.typepad.com/seths_blog/2007/08/seamless.html

quality vs quantity?

Seamless is only defineable by defining what isn’t seamless.

Anything that is seamless will be percieved as one entity -one experience. If a user is aware of an effort to make something seamless, then it cannot be seamless, can it?

An experience that is a true extension of life, uninhibited by inferior interfaces such as keyboards, urls and comment boxes.

seamless = not having to start over again when you move from one channel to the next.

Seamless not always synonymous with good. I hate things that are so seamless that I don’t know where I am in the process. I like to move to the “Next Step” ...However…

Seamless= NOT really a smooth transition as much as NO transition

you get out of the user’s way

Seemless: “It just works, without hangups or work around”.

Cash is seemless, my paypal account is not.

The ability to move from seam to seam without interruption.

Seamless is when I can move from one distinct thing to another and not notice the change.

Perhaps then you haven’t actually moved.

I would say that seamless is a user-friendly experience that is both intuitive and obvious.

@Kevan 28 Aug 07

“…like opening a door that doesn’t stick, slam or creak.”

Nice metaphor. I’d like to blow it up a bit by suggesting that seamless is not just about the door not sticking, slamming or creaking, but also about the door actually opening without first having to unlock it or find the handle.

Reducing richness in UI components to their lowest common denominator.

Seemless:

In and Out, Padagonia, Apple Computer

Not only does the stuff on the shelves make sense, the shelves makes sense too…

Low mental friction for user. High integration for the system(s).

Dull, flat & lifeless. Interesting seams give you edge. BOO !