ASR vs CalendarOCR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ASR
This app uses advanced AI models to convert spoken audio into written text. It offers accurate transcriptions for various audio sources, making it a powerful tool for capturing spoken information.
- Speech AI transcription
- Whisper AI models
- Audio to text conversion
- Accurate transcriptions
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Using Speech and Whisper AI Models to transcribe audio speech into text.
CalendarOCR
Effortlessly add events to your calendar by taking a photo of posters or flyers. AI-powered OCR instantly extracts all necessary details, saving you manual entry time. Enjoy a privacy-focused experience with on-device processing.
- AI-powered OCR for event extraction
- Camera and photo library support
- Extracts title, date, time, location, and details
- On-device processing for privacy
- Free tier with limited scans
- One-time Pro upgrade for unlimited scans
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CalendarOCR makes adding events to your calendar effortless. Just snap a photo of any event poster or flyer, and our AI-powered OCR instantly extracts event title, date, time, location, and details. FEATURES: - Smart OCR automatically detects event information - Camera and photo library support - Clean, minimal interface - No subscriptions - One-time Pro upgrade for unlimited scans - Free tier: 3 scans per month - Pro: Unlimited scans for $2.99 (pay once, use forever) PERFECT FOR: - Students tracking campus events - Professionals managing conferences - Anyone tired of manually typing event details Privacy-focused: All processing happens on your device. No data collection, no tracking.
Screenshots
Verdict
The clearest difference is in-app purchases: ASR at none against CalendarOCR's 1. CalendarOCR's advantage is ratings volume (5 vs 1). On price, rating, update cadence and ads 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
Both are free to download. CalendarOCR sells 1 one-off in-app purchase. ASR asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for ASR against 5.0 for CalendarOCR. That said, the two scores are not equally well evidenced: CalendarOCR has 5 ratings behind it against 1, so its average is the more settled of the two.
ASR ships an update every 4 weeks, CalendarOCR fortnightly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | ASR | CalendarOCR |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (5 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 5 — better |
| Update frequency | Every 4 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 5 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Chung Kwan Chan | Bowen Jiang |
In-app purchases
ASR
No in-app purchases
CalendarOCR
- Get Pro Now$2.99
