Timer 555 Calculator Pro

Siu Yuen Ho · iOS

Timer 555 Calculator Pro

Explore the ad evidence, study the storefront, and build your next acquisition hypothesis.

Paid-ad activity not yet verified
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01 / Creative research

Turn the unknowns into a research plan.

01

Check the acquisition promise

Read the store headline, screenshots and description. What problem is the app promising to solve?

Study the storefront
02

Look for ad evidence

Explore apps with direct store-link matches. Compare their hooks and formats without assuming the same approach works here.

Browse observed advertisers
03

Separate demand from paid growth

Store rankings and revenue estimates describe market context. They do not establish ad spend, conversions or ROAS.

Review the market context

02 / Storefront & product

Where the click lands.

Study the product story and store experience behind the acquisition funnel.

Screenshots

Timer 555 Calculator Pro screenshot 1Timer 555 Calculator Pro screenshot 2Timer 555 Calculator Pro screenshot 3Timer 555 Calculator Pro screenshot 4Timer 555 Calculator Pro screenshot 5Timer 555 Calculator Pro screenshot 6Timer 555 Calculator Pro screenshot 7Timer 555 Calculator Pro screenshot 8

03 / Market context

The business behind the app.

Keep revenue, downloads and store rankings separate from advertising performance.

How Much Does Timer 555 Calculator Pro Make?

Monthly Revenue
$1.0K
Annualized estimate
$12.0K
Per Download
$1.00

Platform Performance

🍎iOS
Revenue
$1.0K
Downloads
1.0K
Rating
4.8 (5)

Rating Distribution

4.8
★★★★★
5 reviews
5
0%
4
0%
3
0%
2
20%
1
80%

Top Countries

🇺🇸 US🇮🇹 IT🇩🇪 DE
Reviews (3)
★★★★★Gooroho6/5/2016
Nice App

Overall a nice app to have.

★★★★★photomem9/26/2015
Excellent Tool

This is an excellent tool for calculating the best values for a 555 circuit.

★★★★★WTH114/2/2014
Great app!!

I made an astable NE555 timer/square wave generator according to app instructions (using 2% components). The result was spot on. Nice.

Version History (22)
3.0.153/25/2024
3.0.106/15/2021
3.0.05/16/2021
2.9.54/29/2021
2.9.22/17/2020
2.6.012/28/2019
2.5.010/8/2018
2.4.99/26/2017
2.4.89/7/2017
2.4.76/12/2017
Available In (114 Countries)
🇺🇸 United States🇦🇺 Australia🇨🇦 Canada🇫🇷 France🇩🇪 Germany🇬🇧 United Kingdom🇮🇹 Italy🇯🇵 Japan🇰🇷 South Korea🇷🇺 Russia🇩🇿 DZ🇦🇴 AO🇦🇷 Argentina🇦🇹 Austria🇦🇿 AZ🇧🇧 BB🇧🇾 BY🇧🇪 Belgium🇧🇲 BM🇧🇷 Brazil🇧🇬 Bulgaria🇨🇱 Chile🇨🇴 Colombia🇨🇷 CR🇭🇷 Croatia🇨🇿 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🇲🇬 MG🇲🇾 Malaysia🇲🇽 Mexico🇳🇱 Netherlands🇳🇿 New Zealand🇳🇬 Nigeria🇳🇴 Norway🇴🇲 OM🇵🇰 Pakistan🇵🇦 PA🇵🇪 Peru🇵🇭 Philippines🇵🇱 Poland🇵🇹 Portugal🇶🇦 QA🇷🇴 Romania🇸🇦 Saudi Arabia🇸🇬 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🇦🇫 AF🇬🇪 GE🇮🇶 IQ🇱🇾 LY🇲🇦 MA🇲🇿 MZ🇲🇲 MM🇾🇪 YE🇧🇭 BH🇨🇾 CY🇲🇹 MT🇷🇸 RS🇧🇯 BJ🇧🇫 BF🇨🇲 CM🇨🇬 CG🇨🇮 CI🇯🇴 JO🇱🇦 LA🇲🇱 ML🇸🇳 SN🇹🇿 TZ🇺🇬 UG🇿🇲 ZM🇿🇼 ZW
Supported Languages (11)
EnglishFrenchGermanHIItalianJapaneseKoreanPortugueseRussianChineseSpanish
App Details

This app is used to calculate monostable and astable circuit. Features * Calculate pulse width of monostable circuit * Calculate frequency of astable...

iOS App ID
833443125
Content Rating
4+
Min OS
13.2
Size
3.1 MB
Publisher
Siu Yuen Ho
Ho