John Widget vs WidgetCal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
John Widget
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John Widget can help you personalize your phone screen. It supports many ways of widget customization, such as gradient background, photo background with flexible adjustment, many choice of fonts, many widget styles. It also use Health Kit to display your walk steps.
WidgetCal
Perform calculations directly from your home screen with advanced functions. Customize your experience with multiple themes. Unlock premium features through a subscription.
- Home screen widget calculator
- Trigonometric and calculus functions
- Over 10 beautiful themes
- No ads
- Monthly/annual subscription for Pro features
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WidgetCal - Widget calculator allows you to calculate on your home screen - Supports trigonometric functions, logarithms, square root, square, reciprocal, π, and calculus tools for derivative at x and definite integral over [a, b] - Home Screen Widget Calculator (iOS 17 Interactive Widgets) - Over 10+ beautiful themes - No Ads ----- WidgetCal Pro is available with a monthly or annual subscription. You can subscribe and pay through your Apple account. Your subscription will automatically renew unless canceled at least 24 hours before the end of the current period. Auto-renew may be turned off after purchase. Terms of Use: https://www.zhihuke.com/widgetcal/terms.html Privacy Policy: https://www.zhihuke.com/widgetcal/privacy.html
Screenshots
Verdict
The clearest difference is update cadence: John Widget at every 9 days against WidgetCal's every 32 months. On price, ads, in-app purchases and device support 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. John Widget sells 1 one-off in-app purchase and WidgetCal sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
John Widget ships an update every 9 days, WidgetCal every 32 months. The most recent releases landed on October 4, 2026 and September 27, 2026 respectively.
| Parameter | John Widget | WidgetCal |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 9 days — better | Every 32 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 164 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Qian Kun zhu | 杏娣 吴 |
In-app purchases
John Widget
- Pro Edition$0.99
WidgetCal
- WidgetCal Pro$0.991 Month
- WidgetCal Pro7 Days trial$3.991 Year
