APKvsarcTell them apart

Which to use

“APK” and “arc” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#31,064
“APK” frequency rank
#5,005
“arc” frequency rank
36069
confusion score

Side-by-Side Comparison

Feature APK arc
Definition An APK file, or an Android app distributed via APK files. That part of a circle which a heavenly body appears to pass through as it moves above and below the horizon.

Letter map: APK vs arc

Shared letters muted; letters that set APK and arc apart highlighted. Shared run: 1.

3 ch
APK
3 ch
arc

Pair insight - APK / arc

APK and arc are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 36069, derived from the frequency rank of both members and their visual similarity.

APK is recorded at frequency rank #31,064, classified as anoun. arc is at rank #5,005, tagged as anoun, pronounced /ɑːk/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 36069, this pair ranks #306,438 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of APK vs arc

Shared letters: a. Private to "APK": kp. Private to "arc": cr.

"APK" · 3 letters · shape VCC  ·  "arc" · 3 letters · shape VCC

Frequently Asked Questions

Is swapping "APK" for "arc" ever safe?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "APK" vs "arc" - which ranks higher?
"arc" is the more common of the two: it sits at frequency rank #5,005 in our English list, against #31,064 for "APK". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "APK" and "arc".

  • Full dictionary entry for "APK" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "arc" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #306,438 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "APK" and "arc" also get mixed up with nearby pairs, the highest-scored neighbour is "amb vs APK". Nearby pair

Confusion rank #306,438 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list