555 Timer Calc

Name: 555 Timer Calc
Author: AntoTech

LiveAntoTech34 apps · 165.7K installsToolsFree · contains adsIn-app purchases: $3.99 per itemcom.antotech.timercalc

NE555 timer calculator & simulator: astable, monostable and PWM circuits

Alert me ★ Watch Open in Play ↗

Total installs: 415
Installs / day: 0
Rating: —★
Released: 6 Feb 2026
Last update: 9 Aug 2026
Countries: —

Install history

exact counter from Google Play

30dAll

Installs per day · last 90 days

Change timeline

Full history

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

No data shared with third parties
No data collected
Data is encrypted in transit
No way to ask for data deletion

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

9 in 3 groups

4 Sensitive1 Notable4 Routine

What this app can do with your phone

Read photos, videos, and other files saved in your phone's shared storage
Add, change or delete photos, videos and other files in your phone's storage

Photos/Media/FilesSensitive2

Access to photos, videos, music and other files stored on your device

Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE

StorageSensitive2

Access to files, photos and media saved on your phone's storage

Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE

OtherNotable5

Access to miscellaneous device features that don't fit other categories

Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Make your phone vibratecontrol vibration · VIBRATE
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Read more · all 9 permissions Show less

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Download

Full description

🚀 The 555 Timer Integrated Circuit! The ultimate professional tool for electronics engineers, students, and makers. Design, calculate, and simulate NE555 circuits with unparalleled precision and a stunning, intuitive interface. ✨ Main Features (Free): 🔄 Astable & Monostable Modes: Instant calculation of frequency, duty cycle, period, and time constants. 🎛️ Advanced PWM Design: Dedicated logic for Pulse Width Modulation control and signal optimization. 🎨 Resistor Color Code: Automatic visual rendering of 4-band resistor values for your build. 📊 Interactive Waveform: Real-time graph showing both Output signal and Capacitor charge/discharge curves. 📐 Reverse Design Assistant: Input your target frequency or time, and let the app suggest the best commercial component combinations — even using your own Junkbox of capacitors on hand. 📝 BOM Generator: Generate and share your Bill of Materials (BOM) in a single tap. 🔌 SPICE Netlist Export: Get a ready-to-simulate netlist for LTspice/ngspice. 🛠️ Professional Tech Stack: Chip Library: Choose between NE555, NE556 (dual timer), LMC555, TLC555 and ICM7555 — each with real datasheet current curves, not generic estimates. Commercial Standards: Snap component values to E12 or E24 standard resistor series. Dynamic Schematic: A technical circuit diagram that updates live as you tune your values. Technical Guide: Deep-dive into formulas, theoretical basis, a clear DIP-8 Pinout diagram, and advanced notes on capacitor ESR, decoupling and PWM filtering. 💎 Unlock 555TimerCalc Pro: 📈 Full Tolerance Analysis: worst-case corner analysis, Monte Carlo simulation, thermal drift and a sensitivity (tornado) ranking by component. 🌊 Worst-Case Envelope: see the fastest/slowest possible unit directly on the oscilloscope graph. 📄 PDF Export: a polished design report, ready to share with a client or your team. 💾 Unlimited Design History: save every configuration you've ever built. 🚫 Zero Ads: a completely clean experience. One-time purchase. Yours forever, no subscription. 🌎 Available in English & Spanish. Optimized for offline work and mobile-first productivity. Stop guessing your RC values and start engineering with confidence! ⚡

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