Check the acquisition promise
Read the store headline, screenshots and description. What problem is the app promising to solve?
Study the storefront ↗02 / Storefront & product
Where the click lands.
Study the product story and store experience behind the acquisition funnel.
Screenshots
03 / Market context
The business behind the app.
Keep revenue, downloads and store rankings separate from advertising performance.
How Much Does Scientific Calculator fx-991EX Make?
Monthly Revenue
$1.0K
Annualized estimate
$12.0K
Per Download
$1.00
Platform Performance
🍎iOS
Revenue
$1.0K
Downloads
1.0K
Rating
3.0 ★(2)
Rating Distribution
3.0
★★★☆☆
2 reviews
5
50%
4
0%
3
0%
2
0%
1
50%
Top Countries
🇪🇬 EG🇵🇭 PH🇰🇷 KR
Version History (14)▼
2.0.98/3/2026
2.0.84/28/2026
2.0.74/27/2026
2.0.44/23/2026
2.0.54/23/2026
2.0.34/18/2026
2.0.24/13/2026
2.0.14/12/2026
2.0.04/11/2026
1.0.64/9/2026
Available In (111 Countries)▼
🇺🇸 United States🇦🇺 Australia🇨🇦 Canada🇨🇳 China🇫🇷 France🇩🇪 Germany🇬🇧 United Kingdom🇮🇹 Italy🇯🇵 Japan🇰🇷 South Korea🇷🇺 Russia🇩🇿 DZ🇦🇴 AO🇦🇷 Argentina🇦🇹 Austria🇦🇿 AZ🇧🇭 BH🇧🇾 BY🇧🇪 Belgium🇧🇷 Brazil🇧🇬 Bulgaria🇨🇱 Chile🇨🇴 Colombia🇨🇷 CR🇭🇷 Croatia🇨🇾 CY🇨🇿 Czech Republic🇩🇰 Denmark🇩🇴 DO🇪🇨 EC🇪🇬 Egypt🇸🇻 SV🇫🇮 Finland🇬🇭 GH🇬🇷 Greece🇬🇹 GT🇭🇰 Hong Kong🇭🇺 Hungary🇮🇳 India🇮🇩 Indonesia🇮🇪 Ireland🇮🇱 Israel🇰🇿 KZ🇰🇪 Kenya🇰🇼 KW🇱🇧 LB🇱🇹 Lithuania🇱🇺 LU🇲🇴 MO🇲🇾 Malaysia🇲🇹 MT🇲🇽 Mexico🇳🇱 Netherlands🇳🇿 New Zealand🇳🇬 Nigeria🇳🇴 Norway🇴🇲 OM🇵🇰 Pakistan🇵🇦 PA🇵🇪 Peru🇵🇭 Philippines🇵🇱 Poland🇵🇹 Portugal🇶🇦 QA🇷🇴 Romania🇸🇦 Saudi Arabia🇷🇸 RS🇸🇬 Singapore🇸🇰 Slovakia🇸🇮 Slovenia🇿🇦 South Africa🇪🇸 Spain🇱🇰 LK🇸🇪 Sweden🇨🇭 Switzerland🇹🇼 Taiwan🇹🇭 Thailand🇹🇳 TN🇹🇷 Turkey🇺🇦 Ukraine🇦🇪 UAE🇺🇾 UY🇺🇿 UZ🇻🇪 VE🇻🇳 Vietnam🇧🇴 BO🇰🇭 KH🇪🇪 Estonia🇱🇻 Latvia🇳🇮 NI🇵🇾 PY🇬🇪 GE🇮🇶 IQ🇱🇾 LY🇲🇦 MA🇲🇿 MZ🇲🇲 MM🇾🇪 YE🇧🇯 BJ🇧🇫 BF🇨🇲 CM🇨🇬 CG🇨🇮 CI🇯🇴 JO🇱🇦 LA🇲🇱 ML🇸🇳 SN🇹🇿 TZ🇺🇬 UG🇿🇲 ZM🇿🇼 ZW
Supported Languages (1)▼
English
App Details▼
Scientific Calculator fx-991EX is an academic-level scientific calculator that solves mathematical expressions in natural textbook format — fractions...
Publisher
Omer Duman
In-App Purchases (3)
| Name | Price | Type |
|---|---|---|
| Weekly | $2.99 | Weekly |
| Yearly | $14.99 | Yearly |
| Lifetime | $39.99 | One-time |
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