Comparison

Voice Notes vs Ductalator

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

Head to head
About

Voice Notes

This app records audio and converts it into searchable text using on-device AI. It automatically generates smart summaries with key points and action items. Organize, tag, and sync your notes across devices, or upload existing audio files for transcription.

Highlights
  • Live audio recording
  • On-device AI transcription
  • Automatic smart summaries
  • Searchable transcriptions
  • Cross-device syncing
  • Audio file uploads
Features
Read full description

Voice Notes AI: Transcribe & Summarize Your Voice Recordings Turn your voice recordings into searchable text and smart summaries. Perfect for meetings, lectures, interviews, and everyday notes. What You Can Do: Record & Transcribe Capture conversations with accurate speech-to-text powered by on-device AI. Transcription happens locally on your device for speed and privacy. Get Smart Summaries Automatically generate summaries with key points, action items, and questions. Review hours of content in minutes. Organize Your Way Create folders, search transcriptions, and find what you need instantly. Tag important moments and jump straight to them. Sync Across Devices Sign in to keep your notes synced and accessible from anywhere. Your recordings stay organized across all your devices. Upload Audio Files Import existing audio recordings to transcribe them instantly. Who Uses Voice Notes AI: - Professionals: Capture meeting notes without breaking focus - Students: Turn lectures into study guides - Journalists & Researchers: Record interviews and find quotes fast - Content Creators: Transcribe podcasts and videos for show notes - Anyone: Keep voice memos organized and searchable Privacy Policy: https://talirapps.com/voice-notes-ai/privacy-policy.html Terms & Conditions: https://talirapps.com/voice-notes-ai/terms-and-conditions.html

About

Ductalator

Features
Read full description

Have you ever used the quintessential Trane Ductulator for your HVAC duct size calculations. Well here is a super easy to use Ductalator App that simplifies duct sizing calculations with the spin of a wheel. Simply enter two of the four parameters (Flow rate, Pressure drop, Velocity of Duct size) and the other values are calculated automatically for you. If you are involved in designing HVAC systems from small toilet exhaust through to multi-roomed variable air volume systems, this is the app for you. Download it and give it a free try. "Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/" "Privacy Policy: http://www.azitechgames.com/ductalator.html"

Screenshots

Voice Notes4 screens
Ductalator4 screens

Verdict

The call

Voice Notes and Ductalator are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Voice Notes sells 5 in-app purchases, starting at $3.99 per month and Ductalator sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Voice Notes ships an update every 11 days, Ductalator every 10 days. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

ScorecardNo meaningful differences
Voice Notes versus Ductalator: the parameters behind the verdict, then further details
ParameterVoice NotesDuctalator
PriceFreeFree
Rating3.8 (193 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings193 — better—
Update frequencyEvery 11 daysEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.416.0 — better
Further details — not scored
Size100 MB10 MB
Age rating4+4+
DeveloperAlmus j.d.o.o.David Mepham

Bugs and requests

Voice Notes

Reported bugs

3 issues
  • Microphone issues causing loss of input
  • Transcription errors and inaccuracies
  • Compatibility problems with older devices

Requested features

4 requests
  • Deeper integration with messaging apps
  • Ability to edit and delete transcribed text
  • Support for more languages and accents
  • Automatic punctuation and formatting

Ductalator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Voice Notes

Subscriptions5
  • Voice Notes Membership7 Days trial$3.991 Month
  • Voice Notes Membership$3.991 Month
  • Voice Notes Membership3 Days trial$17.991 Year
Show 2 more
  • Voice Notes Membership$19.991 Year
  • Voice Notes Membership7 Days trial$19.991 Year
2 purchases

Ductalator

Subscriptions2
  • Monthly Subscription$1.991 Month
  • Annual Subscription1 Month trial$6.991 Year

Questions

Is Voice Notes free?
Voice Notes is free to download, with in-app purchases available.
Is Ductalator free?
Ductalator is free to download, with in-app purchases available.
Do Voice Notes or Ductalator have ads?
Neither Voice Notes nor Ductalator shows ads.
Which is updated more often, Voice Notes or Ductalator?
Voice Notes ships an update every 11 days, and Ductalator every 10 days. Most recently, Voice Notes was updated on November 1, 2026 and Ductalator on October 25, 2026.

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