PRACTICAL ANSWERS / EPIC STAR
Use the product better.
Solve the problem safely.
Clear, source-backed articles for the real questions behind our apps—from setting up an eSIM to cleaning an iPhone speaker.
Explore by product
Every guide starts with the task, explains the limits, and links to primary sources where they matter.

Travel
Skyalo
How to install an eSIM before your trip
A calm pre-flight checklist for checking compatibility, installing a travel eSIM, and knowing when to switch it on.
3 min read ↗Skyalo / GuideHow much mobile data do you need abroad?
Estimate a travel data plan from your daily habits instead of guessing from the length of the trip alone.
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Hospitality
Hype.food
How to build a QR menu guests actually use
A useful QR menu starts with fast scanning, clear dish information, and a layout made for decisions at the table.
3 min read ↗Hype.food / GuideA practical multilingual menu guide for restaurants
Translate the information that changes a decision, protect brand names, and give the team a simple review process.
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Games
Alias
How to play Alias: quick rules for game night
Set up teams, explain words without saying them, and score a round in a few simple steps.
3 min read ↗Alias / GuideHow to host a better word-game night
Make teams feel balanced, keep rounds moving, and choose settings that fit the energy in the room.
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Music
VoxSift
How to remove vocals for a karaoke track
Choose a clean source, separate the song, and check the instrumental before using it for rehearsal or karaoke.
3 min read ↗VoxSift / GuideHow to practise a song with vocal and instrumental stems
Use separated parts to hear phrasing, learn entrances, and build a focused rehearsal loop.
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Utilities
MemoryPilot
How to free up iPhone storage without deleting the wrong memories
Start with large, replaceable files and use a deliberate review order before touching personal photos.
3 min read ↗MemoryPilot / GuideDuplicate vs similar photos: what to review before deleting
Exact copies are usually simple; burst shots, edits, and near-identical moments need a closer look.
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Utilities
FitMyRing
How to measure ring size at home with a ring you already own
Use the inner diameter, confirm screen scale, and repeat the measurement before treating it as a buying reference.
3 min read ↗FitMyRing / GuideRing-size conversions: why charts can disagree
International labels are derived from diameter or circumference, but rounding and local conventions can change the answer.
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Utilities
RemoteOne
How to connect your iPhone to a smart TV remote
Put both devices on the same network, approve the TV prompt, and check local-network permission on the iPhone.
3 min read ↗RemoteOne / GuideSmart TV not found on Wi-Fi? A troubleshooting checklist
Check network isolation, permissions, power state, and the TV address before resetting anything.
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Utilities
PulseClean
How to clean an iPhone speaker safely
Inspect the opening, use a clean dry soft-bristled brush, and know when distorted sound needs service instead of a louder tone.
3 min read ↗PulseClean / GuideHow to clean AirPods without damaging the mesh
Identify the model, follow Apple’s mesh-specific method, keep liquid out of openings, and allow complete drying time.
3 min read ↗PulseClean / GuideHow to clean MacBook speaker grilles safely
Shut the Mac down, keep moisture away from openings, clean the exterior gently, and troubleshoot audio before assuming the grille is the cause.
3 min read ↗PulseClean / GuideWater eject sound for iPhone: what it can and cannot do
Understand when a speaker sound pattern may help after a splash, what it cannot repair, and when drying or professional service is the safer next step.
3 min read ↗PulseClean / GuideSpeaker cleaner app or physical cleaning: which should you try?
Match the method to the likely cause: sound for moisture near the grille, a soft dry brush for visible debris, and service for persistent distortion or damage.
3 min read ↗PulseClean / GuideHow to test an iPhone speaker after cleaning
Use a repeatable audio sample, moderate volume, channel checks, and a before-and-after comparison to decide whether cleaning helped or service is needed.
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Utilities
NoiseLens
How to check room noise with an iPhone
Use a consistent phone position, measure for long enough to capture variation, and record the context with the numbers.
3 min read ↗NoiseLens / GuidePhone decibel meter vs professional sound level meter
Both can show sound trends, but calibration, microphone response, and standards determine what the result can prove.
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