Spek Spectrogram analyzer icon

Spek Spectrogram analyzer

unidad innovations
★ 2.7 (29 ratings)
⬇ 1,000+ downloads
Est. actual: 4,378
Free
Released: Jul 20, 2026
No in-app purchases
Contains ads

Signals

4 this week · 1 positive · 2 warnings All of this week's signals →
  • 📈Last 7 days +566 installs — 28% slower than the week before (+783) · 72/day since Oct 8
  • 🏆Among Music & Audio apps top 3% by installs gained this week (138 peers growing)
  • ⭐Rating ★ 3.00 → 2.71 since Oct 27
  • 🛠Updates quiet · updated 113 days ago
Installs since launch
0 2.2K 4.4K 4.4K Jul 20, 2026 today
+2,076 installs since Oct 8
Update history
1.0.0 Jul 20, 2026 · seen Oct 17, 2026
<br>🎉 Welcome to Spek — your professional spectrogram analyzer!<br><br>What&#39;s inside:<br>• Open WAV, FLAC, MP3, AAC, OGG, M4A &amp; AIFF files<br>• FFT sizes 1024–8192 with Hann, Hamming &amp; Rectangular windows<br>• Pinch-to-zoom spectrogram with Linear &amp; Log frequency scaling<br>• Playback-synced playhead cursor<br>• Live microphone spectrum capture<br>• Left / Right / Mono channel sel
Only the current version so far — new entries appear as the app ships updates.

Spek Spectrogram analyzer is a music & audio app by unidad innovations with 1,000+ downloads (about 4.4K estimated). +566 installs in the last 7 days. Rated 2.7 from 29 ratings. Released Jul 20, 2026. Install growth, rank history, SDKs and ad networks.

From the store listing: “Spectrogram audio spectrum analyzer – frequency visualizer, FFT &amp; dB, offline”