WoofNote vs Canu
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
WoofNote
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WoofNote turns the questions you got wrong into your own review notes. Saw a question you missed on a test, glanced at it once, and moved on? You'll probably miss it again. Just snap a photo of the question you got wrong β AI reconstructs it into a review note and picks what to review each day based on the forgetting curve. [How to use] 1. Take a photo of the question you got wrong. 2. AI reconstructs it into a review note. 3. Each evening, review the questions due that day. [Why you'll love it] β’ Just add a photo β your questions are organized automatically. β’ Spaced repetition (SRS) brings each one back right before you forget it. β’ It tells apart what you know from what you don't, and reviews the hard ones more often. β’ A daily 6 PM reminder tells you what's due to review. Get a question wrong once, never again. Create your first review note now. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Canu
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Canu is your personal vocal coach. Learn to hit the right notes, develop your voice, and sing with more confidence, step by step. Features: β’ Daily vocal exercises β discover fresh, suggested exercises and build a regular practice habit. β’ Real-time pitch feedback β see which note you are singing and how accurately you hit it. β’ Custom exercises β build your own scales and note sequences, choose notes and tempo, and save them. Practice them with Canu Pro and live feedback. β’ Adjustable tempo β change the BPM to slow down a challenging exercise or gradually build speed. β’ Vocal range discovery β explore your voice and find out which notes you can sing. β’ Statistics and progress β follow your practice results and see how your voice develops. β’ Achievements β earn awards for your practice routine. β’ Exercises for every level β practice with exercises suited to your experience and goals. Get more with Canu Pro: 68 extra exercises, unlimited daily sessions, practice your custom exercises, hear your voice live, and listen to, save, and share your recordings. Your voice grows with practice. Open Canu, choose an exercise, and take the next step toward more confident singing. routing_app_coverage_file: null
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Verdict
The clearest difference is update cadence: WoofNote at daily against Canu's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. WoofNote sells 3 in-app purchases, starting at $3.99 per month and Canu sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
WoofNote ships an update daily, Canu every 2 weeks. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.
| Parameter | WoofNote | Canu |
|---|---|---|
| Price | Free | Free |
| Update frequency | Daily β better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone |
| Requires iOS | 16.4 β better | 17.0 |
| Further details β not scored | ||
| Size | 63 MB | 117 MB |
| Age rating | 4+ | 4+ |
| Developer | Hyeon Jin Ko | Aleksander Woichanksy |
In-app purchases
WoofNote
- WoofNote Pro (1 Month)$3.991 Month
- WoofNote Pro (3 Months)$7.993 Months
- WoofNote Pro (1 Year)$20.991 Year
Canu
- Canu Pro monthly7 Days trial$4.991 Month
- Canu Pro yearly14 Days trial$39.991 Year









