Comparison

Metar USA vs 1Daylight

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

Head to head
About

Metar USA

Access continuously updated METAR weather reports for all USA stations, sourced from official government data. Includes a comprehensive database of USA airfields, airports, and their geographical information.

Highlights
  • USA METAR weather reports
  • Continuous updates
  • Official government data
  • USA airfield database
  • Airport geographical data
  • Geo-coordinates
Features
Read full description

Metar USA brings you the METAR observations of more than two thousand reporting stations across the United States, read straight from the official Aviation Weather Center (NOAA) source. The app opens on the full station list with the raw report, the observation time in UTC and the ICAO identifier coloured by flight category: green VFR, blue MVFR, red IFR, purple LIFR. One glance tells you where you can fly. Tap a station and the report is decoded item by item: temperature and dewpoint, wind direction and speed with gusts, visibility, altimeter setting in inches of mercury and hectopascals, field elevation and cloud layers in METAR notation. • Every US reporting station, refreshed on launch and on pull to refresh • Search by ICAO identifier • Map of all stations — tap a pin to read the report • Home Screen widget for the station you choose, in three sizes • Apple Watch app: your station plus the ten closest to you, ranked by distance • The observation time is highlighted when the report is no longer current • No account, no advertising, no data collected Data comes from the Aviation Weather Center (NOAA), exactly as published at the source. Metar USA is a quick reference tool: always rely on official sources and the required aeronautical documentation for flight planning.

About

1Daylight

Features
Read full description

Daylight and twilight information on selected date and location. Details for selected date and full year daylight for selected location.

Screenshots

Metar USA4 screens
1Daylight4 screens

Verdict

The call

The clearest difference is ads: Metar USA at none against 1Daylight's shown. 1Daylight's advantage is update cadence (every 6 months vs every 15 months) and iOS requirement (12.0 vs 16.1). On price, in-app purchases and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Metar USA ships an update every 15 months, 1Daylight every 6 months. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

Scorecard3 real differences · 5 level
Metar USA versus 1Daylight: the parameters behind the verdict, then further details
ParameterMetar USA1Daylight
PriceFreeFree
Positive reviews0.0% of reviews—
Update frequencyEvery 15 monthsEvery 6 months — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS16.112.0 — better
Further details — not scored
Size3 MB45 MB
Age rating4+4+
DeveloperEmanuele Chiavelli1Juhler ApS

In-app purchases

None

Metar USA

No in-app purchases

None

1Daylight

No in-app purchases

Questions

Is Metar USA free?
Metar USA is free to download, with no in-app purchases.
Is 1Daylight free?
1Daylight is free to download, with no in-app purchases.
Do Metar USA or 1Daylight have ads?
1Daylight shows ads; Metar USA does not.
Which is updated more often, Metar USA or 1Daylight?
Metar USA ships an update every 15 months, and 1Daylight every 6 months. Most recently, Metar USA was updated on November 2, 2026 and 1Daylight on November 7, 2026.

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