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Best Dtmfdec Apps

55+ iOS apps curated and reviewed

3.2 avg rating
15 free apps
Updated October 2026

With an average user rating of 3.2★, the dtmfdec category is one of the App Store's strongest. Browse all 55+ apps we track, sorted so the most loved ones surface first.

Compare top Dtmfdec Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1DTMFdecDTMFdec$2.993.4★ (5)NoNoOct 2026
2DTMF - Sound of Dialing KeypadDTMF - Sound of Dialing KeypadFree2.2★ (10)NoNoOct 2026
3DTMF DecoderDTMF Decoder$0.992.6★ (16)NoNoOct 2026
4Key-Tone-DecoderKey-Tone-Decoder$0.991.0★ (1)NoNoSep 2026
5Resolute - DTFResolute - DTFFree—NoNoMay 2026
6DTMF Dialer ToolDTMF Dialer ToolFree4.5★ (13)YesYesOct 2026
7DTS RedDTS RedFree—NoNoMay 2026
8Auto Redial with DTMF number, scheduled call phoneAuto Redial with DTMF number, scheduled call phone$0.991.0★ (85)NoNoOct 2026

Top Picks for Dtmfdec

DTMFdec#1

DTMFdec by Jérémie Blaser

Editor's Choice
🔧 Utilities
3.4(5 ratings)
$2.99
DTMFdec screenshot 1
DTMFdec screenshot 2

This utility decodes DTMF tones, even in noisy conditions. It stores decoded numbers for easy actions like dialing, creating contacts, or copying to your clipboard for further lookup.

DTMF Decoder#3

DTMF Decoder by dreadtech.com

Worth Considering
🔧 Utilities
2.6😞(16 ratings)
$0.99
DTMF Decoder screenshot 1
DTMF Decoder screenshot 2
DTMF Decoder screenshot 3

This utility transforms your iPhone into a DTMF tone decoder. It listens to DTMF tones through the microphone and displays the dialed numbers. Decoded digits can be easily copied to the clipboard for further use.

What We Love

  • 👍 Works as advertised (for some)
  • 👍 Handy for professionals
  • 👍 Useful for troubleshooting
  • 👍 Good value for money (for some)
  • 👍 Can pick up speed dial tones
  • 👍 Adjustment functionality for noisy inputs
  • 👍 Idiot-proof interface (for some)
  • 👍 Works perfectly for me (for some)
  • 👍 Catches long and fast sequences (with tweaks)
  • 👍 Open sourced under GPL (transparency)
  • 👍 Works great for ham radio operators
  • 👍 Simple and effective
  • 👍 Brilliant app for those who know its use
  • 👍 Works well for decoding DTMF

Room to Improve

  • 🐛 Too many "double digits" / errors
  • 🐛 Doesn't work well
  • 🐛 Never displays anything
  • 🐛 Nothing would get it to work
  • 🐛 Piece of crap doesn’t work
  • 🐛 Useless
  • 🐛 Won't work with new iPhone update
  • 🐛 Doesn't work at all
  • 🐛 Pretty useless
  • 🐛 Misses about half the numbers
  • 🐛 Poor performance
  • 🐛 Only usable at full sensitivity, works poorly
  • 🐛 Terrible - does NOT work
  • 🐛 Unhappy with latest version
  • 🐛 No instructions or labels
  • 🐛 Decoded box works poorly
  • 🐛 Does not work
  • 🐛 Useless
  • 🐛 Not usable
  • 🐛 Disappointing
  • 🐛 Doesn't work reliably
  • 🐛 Misses repetitions or gets decode wrong
  • 🐛 Gets hopelessly wrong decode results for fast autodial
  • 🐛 Too many errors to use reliably
  • 🐛 Useless
  • 🐛 Doesn't decode
  • 🐛 Etwas für die Tonne (not usable)
  • 🐛 Absolute Garbage
  • 🐛 Barely decodes
  • 🐛 Cannot keep up with quick tones
  • 🐛 Doesn't decode hex
  • 🐛 Doesn't work properly
  • 🐛 A waste of money
  • 🐛 Only gets about half the numbers correct
  • 🐛 Erkennung mangelhaft (poor recognition)
  • 🐛 Doesn't recognise accurately
  • 🐛 Garbage
  • 🐛 Only got number 0 each time
  • 🐛 使え方 (not usable)
  • 🐛 Doesn't work
  • 🐛 Not working as stated
  • 🐛 Barely works
  • 🐛 Usually nothing detected
  • 🐛 Don't bother
  • 🐛 Not worth it
  • 🐛 Does not detect DTMF tones very well
  • 🐛 Only detected a couple of digits
  • 🐛 Misses digits when sound is too loud
  • 🐛 Only "decode" the number 0
  • 🐛 Not sensitive enough
  • 🐛 Couldn't get it to recognize anything
  • 🐛 No status indicator
  • 🐛 Needs fixing now
  • 🐛 Fortement deconseillé (strongly not recommended)
  • 🐛 Ripped-off
  • 🐛 Total waste
  • 🐛 Display is too small
  • 🐛 Doesn't support scrolling back
  • 🐛 Wasted screen space
  • 🐛 Stray false digits, especially 1's

More Dtmfdec apps to explore

FAQ about Dtmfdec

What are the best dtmfdec apps for iPhone?
DTMFdec tops our dtmfdec apps ranking as of October 2026, with a 3.4-star average from 5 App Store ratings, and it's priced at $2.99.
Yes — 15 of the top dtmfdec apps we rank are free to download, including DTMF - Sound of Dialing Keypad and Resolute - DTF.
DTMFdec has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 55+ dtmfdec apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.