Comparison

WhisperDirect vs Days Timetable

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

Head to head
About

WhisperDirect

This app converts speech to text and generates summaries using your own API key. It offers cost-effective processing with various AI models and supports multiple import and export formats, including Slack integration.

Highlights
  • Speech-to-text conversion
  • AI-powered summarization
  • Import audio and video files
  • Playback-synced highlighting
  • Export to VTT/SRT
  • Post to Slack automatically
  • OCR transcription from images
Features
Read full description

WhisperDirect is an audio transcription and summarization app built around the high accuracy of the Whisper API. In addition to the Whisper API using your own API key, it includes on-device features such as Apple Speech, Speaker Diarization (NVIDIA Nemotron 3), and OCR. For summaries and meeting minutes, choose from OpenAI / Gemini / OpenAI-compatible LLMs, using APIs only as much as you need. One-time purchase — no subscription. Pricing & Experience ・7-day free trial included ・On-device features (Apple Speech / Speaker Diarization / OCR) are free, no API key required ・Whisper API and LLM (Summary / Minutes) are billed by each provider on a usage basis  (The app does not charge for API usage) Cost Estimates ・Whisper API: ~$0.006/min (1 hour ≈ $0.36) ・Segment re-transcription (gpt-transcribe): ~$0.0045/min ・On-device features incur no API fees ・Actual costs vary with audio length and settings ・OpenAI API pricing: https://openai.com/api/pricing ・Gemini / custom providers follow each service's pricing ・Locally-run custom providers (e.g. Ollama) incur no API fees Transcription Engines ・Whisper API (OpenAI): high accuracy with your own API key ・Apple Speech (On-device): no API key, iOS 26+ ・Switchable from settings Models for Summary & Minutes ・Choose from OpenAI / Gemini / Custom  - OpenAI: GPT-6 Luna / GPT-5 nano / GPT-5 mini / GPT-4.1 nano / GPT-4.1 mini  - Gemini: requires Google AI Studio API key (gemini-*-pro / flash / gemma)  - Custom: OpenAI-compatible APIs (Ollama / LM Studio / self-hosted) ・Processing costs only a few cents even for several-thousand-character text Key Features ・Record with the mic button and transcribe on the spot ・Live Preview: real-time transcription while recording (on-device) ・Recording display mode switch (Waveform / Simple) ・Import audio files → transcribe (Share Sheet) ・Video import (audio extracted and compressed) ・Transcript auto-highlights with playback position ・Insert timeline markers at any interval (5-sec steps) ・Generate summaries from transcripts ・OCR from images (batch supported, no API fees) ・Generate meeting minutes (prompts editable) ・Re-transcribe misrecognized segments in the editor  (Uses OpenAI gpt-transcribe; billed by usage) ・Re-transcribe specific items with Whisper API, even while using Apple Speech ・Speaker diarization (NVIDIA Nemotron 3, on-device) ・Export: Audio / Text / Summary / Minutes / VTT / SRT ・Auto-post to Slack ・Webhook integration (Discord, Slack, n8n, etc.) ・Google Drive auto-backup ・Estimated cost display ・Fine-grained settings (LLM model, timeline interval, prompts) Supported Formats Audio: mp3, m4a, aac, wav, flac, ogg, opus, wma, amr, mpga, webm, aiff, caf Video: mp4, mov, m4v, webm, mkv, avi, mpeg, mpg Notes ・Whisper API requires an OpenAI API key ・On-device features work without an API key ・Prices, specs, and models may change per provider

About

Days Timetable

Features
Read full description

Days Timetable is a beautifully simple weekly planner built for the way classrooms actually run. Drag a colour-coded subject into a slot, watch your week fill up, and you have a clean visual schedule you can read at a glance — from the back row of class or the front of the staff room. Every screen is designed for landscape on iPhone and iPad, so you always get the full week on one page: days across, periods down, every subject vibrant and easy to spot. THE WEEKLY GRID • Tap a subject, tap a slot — the cell fills with the subject's colour • Add or remove periods (rows) and days (columns) from one menu • Empty cells stay clean with a soft dashed outline • Built landscape-first on iPhone and iPad — full week always visible VIBRANT, CUSTOM SUBJECTS • Ten ready-made subjects in bold colours: Math, English, Science, History, Geography, Art, PE, Music, ICT, Break • Add your own subjects with the colour picker — any name, any colour • Long-press a subject to remove it from the palette EXPORT & SHARE • One tap exports your timetable as a print-ready PDF (Pro) • AirDrop, message, save to Files, or print straight from the share sheet MULTIPLE TIMETABLES (PRO) • Keep one for school, one for after-school clubs, one for the new term • Free version saves a single timetable; Pro unlocks unlimited DAYS TIMETABLE PRO — ONE TIME, $1.99 A single in-app purchase unlocks everything. There are no subscriptions and no recurring charges: • Unlimited timetables • Beautiful PDF export & print • Removes every banner and interstitial ad — permanently PRIVACY-FIRST • No account, no sign-up, no email required • No camera, microphone, photo library, location, or contacts access • Your timetables are stored on your device; iCloud Key-Value Store can sync them between your own devices if iCloud is signed in • Free version uses Google AdMob with full Apple App Tracking Transparency support: choose "Ask App Not to Track" and ads stay non-personalised PERFECT FOR • Students planning a school week or revision schedule • Teachers building class timetables to print and share • Parents organising kids' weekly activities • Anyone who likes a colourful weekly grid they can read at a glance

Screenshots

WhisperDirect4 screens
Days Timetable4 screens

Verdict

The call

The clearest difference is ads: WhisperDirect at none against Days Timetable's shown. On price, in-app purchases, device support and iOS requirement 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. WhisperDirect sells 1 one-off in-app purchase and Days Timetable sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 7 level
WhisperDirect versus Days Timetable: the parameters behind the verdict, then further details
ParameterWhisperDirectDays Timetable
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 4 days—
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.017.0 — better
Further details — not scored
Size51 MB6 MB
Age rating4+4+
Developerkoji ozonoChaleepa Mallawa

In-app purchases

1 purchases

WhisperDirect

One-time1
  • Unlock Full Version$2.99
1 purchases

Days Timetable

One-time1
  • Days Timetable Pro$1.99

Questions

Is WhisperDirect free?
WhisperDirect is free to download, with in-app purchases available.
Is Days Timetable free?
Days Timetable is free to download, with in-app purchases available.
Do WhisperDirect or Days Timetable have ads?
Days Timetable shows ads; WhisperDirect does not.

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