PaceLine: How Target Pace and Splits Work on Smart Glasses

PaceLine is a run and walk coach you wear on smart glasses. It shows your target pace and your splits on a small, glanceable display and adds gentle audio cues while you move. You look up to read the number, then look back along the path.

It is coming soon from aeternusvita.io. This guide explains what it is, how the display and the cues work, what an outing feels like with it on, and who it suits most.

What PaceLine is

PaceLine is for runs and walks. The store listing puts it plainly: target pace, splits and gentle audio cues for a run or walk on glasses. The subtitle is Pace and splits at a glance.

You wear it on smart glasses for the length of the outing. You put the glasses on at the start and keep them on until you finish. The coach stays at the edge of your view while you keep moving.

The project is listed as Coming soon on the aeternusvita.io product page. It is built as a glass display with a web build, hosted with a smoke test passing on desktop. It has not been submitted to stores, so there is no price, release date, or ratings and reviews to quote.

PaceLine is by aeternusvita.io. The listing closes the pitch simply: put on the glasses, glance for the pace, and follow the soft cues.

How the glasses display works

The display is small by design. It is there for a glance, not for long reading. You look up to read the number, then look back along the path.

The glasses hold that number at the edge of your view. It sits outside the centre of your sight, so you can keep the path in focus and check pace when you need it. You do not have to raise your wrist or pull out a phone.

That matters when you want to keep a steady rhythm. A quick glance gives you the target, and the rest of the time your eyes stay on where you are going.

The brief lists the build as a glass PWA using a glass-display template, with platforms given as Web and meta-glasses.

Target pace at a glance

The first feature the listing names is target pace on a glanceable glasses display.

You have a target pace for the outing, and that is the number the glasses hold ready. You check it with a glance, compare it with how you are moving, and carry on. The aim is to keep the check quick so you do not break stride.

It is a single number held ready, not a screen of charts. The rest of the run stays in front of you, not on the glass.

Splits without stopping

The second feature is splits you can read without stopping. PaceLine shows the target pace and the splits as they come in.

The flow the listing describes is steady: check the target, check the split, and listen for the next cue. Splits arrive while you are still moving. You glance to read the split time, then return your eyes to the path.

That mirrors how many runners and walkers track an outing. The target is the aim across the whole run or walk. Each split tells you how the last section went. Seeing it without stopping lets you adjust on the next section rather than pausing to work it out.

Gentle audio cues

PaceLine gives you sound as well as sight. The listing says the cues stay gentle. A tone marks the pace, and a short voice line can speak it. Twelve cues cover the tones and the voice.

You can follow the pace by ear and keep your eyes on the path. The tone gives you a sound to track, and the voice says the pace so you do not have to look at all. The glasses still hold the number at the edge of your view if you want to check it.

Twelve is the count given in the brief and the store copy for tones and voice cues. The cues are gentle and quick to follow while you run or walk.

What an outing feels like

Put on the glasses at the start and keep them on for the outing. PaceLine holds the target pace at the edge of your view. When you want to check, look up, read the target and the split, and look back along the path. Between checks, listen for the next cue.

The pattern is even: check the target, check the split, listen for the next cue, keep moving while the coach stays at the edge of your view. There is no screen to unlock or app to open mid-stride.

Because the display is small you read a number and return to the path. The same pattern works for walks. A target for a brisk walk is still a number to hold, and splits still tell you how each section went.

This is not a medical or training programme. The store copy calls PaceLine a run and walk coach in the simple sense of showing pace and splits with cues to follow. If you have health considerations about running or walking at pace, speak to a suitable professional before you start, and stop if anything feels wrong.

Who it suits

PaceLine suits people who run or walk and want a simple way to keep track of pace without breaking rhythm.

It suits runners who like to run to a target and check splits as they go, but who do not want to keep lifting a wrist or handling a phone. A glance at the glasses gives you the number, and the tone and short voice line let you track it by ear between glances. Your hands stay free and your eyes stay mostly on the path.

It suits walkers who want the same clarity. If you walk for time or for a steady pace, a target at the edge of your view and splits you can read without stopping give you that check without extra kit. The twelve cues cover both tones and voice, so you can follow by sound when you prefer not to look.

It suits people who want quiet guidance. A tone marks the pace, a short voice line can speak it, and the rest of the time the glasses hold the number. The feature set stays focused on the six points the listing names.

It suits outings where you want to keep moving. You check while you are still going. You look up, read the split, listen for the next cue, and carry on.

Coming soon: how to get notified

PaceLine is coming soon. It has not been released, and the brief is clear that nothing has been submitted to stores. There is no price, release date, or ratings and reviews to quote. Treat anything you see about those points elsewhere as unconfirmed until the official product page says otherwise.

The factory brief records the build as hosted with a smoke test passing on desktop, with a small web build and an HTML5 package ready. That is a build note, not a launch date. The store queue notes packages are ready but still need accounts and review before any submission. It is coming soon, nothing more.

If you want to hear when there is news, the product page is the place to check. Head to PaceLine to get notified. That page will carry the official update when it is available.

For a second check after you have finished this guide, you can return to PaceLine at any time.

In short, PaceLine is a run and walk coach for smart glasses. The display is small and glanceable, holding target pace and splits at the edge of your view so you look up to read and look back along the path. Gentle cues mark the pace with a tone and a short voice line across twelve cues, so you can follow by ear. Wear it for the outing, check the target, check the split, and listen for the next cue. You keep moving while the coach stays at the edge of your view, made by aeternusvita.io.