FoxNotes vs 21 Days
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
FoxNotes
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Journal & Digital Planner App help you to write, and draw to take notes with more than +100 templates. The App is considered a very effective method for individuals to take notes on tasks that need to be done and ensure that they are completed on time. 4:29 #Journal & Digital Planner offers auto-renewing subscription options: β’$2.99 per week β’$19.99 per year β’ You can subscribe for unlimited access to all features and content offered for purchases within Intro.Maker β’ Subscriptions are billed monthly on the subscription plan β’ Payment will be charged to iTunes Account at confirmation of purchase β’ Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period β’ Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal β’ Subscriptions may be managed by the user and auto-renewal may be turned off by going to the userβs Account Settings after purchase β’ Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable Terms of Use: https://tos.asiancomputingapps.com Privacy Policy: https://privacy.asiancomputingapps.com
21 Days
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Build a new habit in 21 days, starting small enough that you'll actually do it. Big goals are easy to drop. 21 Days starts you with a tiny action, about 2 minutes a day, and gives you a reason to come back tomorrow: a streak you don't want to break and a tree that grows with every check-in. β’ Pick a habit and check in once a day β’ Watch your seedling grow into a tree as you keep going β’ Take a rest day when you need one, without losing your streak (2 per run) β’ Forgot yesterday? You can still check it in today β’ Medals on days 7, 14 and 21 β’ Clear stats: current and best streak, success rate, last 7 days β’ Share a card when you finish your 21 days β’ Morning and evening reminders at times you choose β’ Your data stays on your device. No account needed. β’ In English and Thai FREE Up to 2 habits in progress at a time (finished habits don't count). 21 DAYS PREMIUM Up to 10 habits in progress, a reminder time for each habit, and Home Screen widgets. Premium is an auto-renewing subscription, billed monthly or yearly. The price is shown in the app in your local currency before you buy. Payment is charged to your Apple ID at confirmation of purchase. The subscription renews automatically unless it is turned off at least 24 hours before the end of the current period. You can manage or cancel it in your App Store account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://teezer.cloud/legal/21days/privacy/ Start today, and let's get to day 21 together.
Screenshots
Verdict
The clearest difference is in-app purchases: 21 Days at none against FoxNotes's 3. FoxNotes's advantage is update cadence (every 2 weeks vs every 3 weeks). On price, ads, device support and iOS requirement 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. FoxNotes sells 3 in-app purchases, starting at $2.99 per 7 days. 21 Days asks for nothing beyond the download.
FoxNotes ships an update every 2 weeks, 21 Days every 3 weeks. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.
| Parameter | FoxNotes | 21 Days |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks β better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 14 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Do Anh | Phaisan Thauaonsamut |
In-app purchases
FoxNotes
- Journal Planner Premium Weekly$2.997 Days
- Journal Planner Premium Yearly$19.991 Year
- Journal Premium Lifetime$29.99
21 Days
No in-app purchases









