GridBox vs Formula Calendar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GridBox
Enhance your device with stylish countdown widgets for every Formula 1 race. Personalize your home and lock screens with aesthetically pleasing designs that keep you informed about upcoming events.
- F1 race countdown widgets
- Home screen personalization
- Lock screen customization
- Stylish widget designs
- Device aesthetic enhancement
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GridBox is your ultimate F1 companion, designed to keep you on top of every race with a stylish countdown widget. Personalize your home and lock screens with beautifully designed widgets that not only keep you informed but also enhance your phone’s aesthetic. Stay ahead of the race and add a touch of elegance to your device with GridBox!
Formula Calendar
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Formula Calendar is the essential app to follow the entire 2026 F1 season. • All Grand Prix weekends with every session (FP1, FP2, FP3, Qualifying, Sprint, Race) • Countdown to the next session • Add sessions directly to your phone calendar with automatic reminders • Driver and constructor standings • Available in English, French, Spanish, German and Italian • Dark theme optimized for F1
Screenshots
Verdict
The clearest difference is in-app purchases: Formula Calendar at none against GridBox's 2. Formula Calendar also leads on update cadence (monthly vs every 5 months) and iOS requirement (15.1 vs 18.0). On price 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. GridBox sells 1 one-off in-app purchase. Formula Calendar asks for nothing beyond the download.
GridBox ships an update every 5 months, Formula Calendar monthly. The most recent releases landed on October 25, 2026 and October 11, 2026 respectively.
| Parameter | GridBox | Formula Calendar |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (69 ratings) — better | — |
| Positive reviews | 45.5% of reviews | — |
| Number of ratings | 69 — better | — |
| Update frequency | Every 5 months | Monthly — better |
| Ads | No | — |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone — better | — |
| Requires iOS | 18.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 76 MB | 49 MB |
| Age rating | 4+ | 17+ |
| Developer | ONE SML LAB PTE. LTD. | raphael anciaux |
In-app purchases
GridBox
- GridBox Pro - Lifetime2 variants$14.99
Formula Calendar
No in-app purchases
Questions
Is GridBox free?
Is Formula Calendar free?
Which is updated more often, GridBox or Formula Calendar?
Other comparisons
