FogX vs Brain training calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FogX
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This Application allows you to control your Fog X High-Pressure Misting Machines over a Bluetooth connection on a mobile phone. You can use Manual/Automatic modes in the FogX App. Adjust timer settings and schedule weekly program. Also, let you control your Fans over a Bluetooth connection on a mobile phone.
Brain training calculator
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Every time the user presses a number key, all number keys disappear and their arrangement changes. Entering numbers can be hectic and requires concentration and patience. Users can exercise their brains and keep themselves busy. ＜モードオン・オフ＞ 隠すモードボタンを押す。 ※普通の電卓に戻る場合は、ボタンを再度押す。
Screenshots
Verdict
The clearest difference is ads: FogX at none against Brain training calculator's shown. FogX also leads on iOS requirement (12.0 vs 15.8.3). Brain training calculator's advantage is update cadence (every 2 weeks vs every 11 months). On price, 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. Neither carries in-app purchases, so what you see is what you pay.
FogX ships an update every 11 months, Brain training calculator every 2 weeks. The most recent releases landed on October 6, 2026 and October 20, 2026 respectively.
| Parameter | FogX | Brain training calculator |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 11 months | Every 2 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.8.3 |
| Further details — not scored | ||
| Size | 2 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Mehmet Gokhan Eryanik | Hideaki Uchikoshi |
In-app purchases
FogX
No in-app purchases
Brain training calculator
No in-app purchases
Questions
Is FogX free?
Is Brain training calculator free?
Do FogX or Brain training calculator have ads?
Which is updated more often, FogX or Brain training calculator?
Other comparisons
