Comparison

Screen Recorder vs Voltage Divider Calc

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Screen Recorder

Capture high-definition screen recordings, camera footage, and voice memos with advanced editing tools. Convert recordings to Live Photos or GIFs, extract audio, and transcribe speech to text. Offers privacy features and easy sharing options.

Highlights
  • High-definition screen recording up to 4K 60fps
  • Voice recognition to text
  • Video export as Live Photo or GIF
  • Extract audio from video
  • Picture-in-picture video playback
  • Comprehensive video editing tools
  • Voice recording with background support
Read full description

Screen Recorder - RecordX is a powerful professional recording application, including high-definition screen recording up to 4K resolution 60 frames, camera recording & voice recording. At the same time supports Voice Recognition as text, video export Live Photo or GIF images, extracting audio from video, picture-in-picture video playback on the home screen, video editing, and other practical functions. With RecordX, You can easy to capture your favorite videos, music videos, games, apps for gameplay shows, app tutorials, game reviews, game walkthroughs, video chats, and other screen activities on your iPhone or iPad. Game players can share great moments or research game tactics. Features: - HIGH-QUALITY screen recording 1. Record Full-Screen videos without any limitations 2. Support up to 4K resolution 60 frames screen recording 3. Quick one-touch screen recording and directly close the screen recording on the home screen. 4. Record screen in multiple display directions: You can set the display orientation of the recording screen, and the default landscape screen recording (the video direction of most games). 5. Record screen with all kinds of audio 6. Build-in video player 7. Extract audio from video 8. PIP: Recorded video can be picture-in-picture played on the home screen - Export the video as a Live Photo or GIF image, which is convenient for you to share on social media - Camera Recording, the recorded video is directly edited or exported as a Live Photo or GIF image - Voice Recording 1. Record the voice of the microphone directly, and support background recording 2. Set the voice recording quality - Voice Recognition 1. Voice Memos are directly recognized as text 2. The audio in the video is directly recognized as text - Video Editor 1. Trim or cut the length of the recorded video 2. Add rotation and mirror effects to your videos 3. Adjust the video playback speed 4. Adjust the video playback direction, play forward or backward 5. Add a text watermark to set the text size, color, font, etc. 6. Add a graphic watermark or photo watermark, can set display transparency 7. Import video and edit from system Photo Library - Share videos & audio with your friends. 1. Share videos and voice recordings to social networks 2. The recorded videos can be saved directly to the system Photos app 3. WiFi file sharing to other mobile devices or computers 4. Import videos directly from the system Photos app 5. Import video and audio directly from iCloud Drive - Privacy protection 1. App password login 2. Emergency switch to other application functions - One-click control screen recording and voice recording on the desktop - One-click control screen recording and voice recording on the lock screen - Built-in video user guides * * * * * * * * * If you enjoy using RecordX, please give us a 5-star rating. Your 5-star rating for each version will keep the updates coming. Thanks in advance. ◆ Subscription Terms ◆ • You can subscribe for unlimited access to all features within RecordX • Subscriptions are billed annually, monthly, or weekly at the rate selected depending on the subscription plan. Payment will be charged to App Store Account at confirmation of purchase By using RecordX, you agree to our Privacy Policy and Terms of Use: http://www.elinapp.com/privacy_policy_new.html http://www.elinapp.com/terms.html

About

Voltage Divider Calc

Features
Read full description

Voltage Divider Calculator is a practical electronics tool for quickly calculating resistor divider circuits, output voltage, input voltage, and resistor values. Built for students, makers, technicians, and electrical engineers, it helps you solve common voltage divider problems with a clear interface and fast, reliable results. Whether you are designing an Arduino input circuit, scaling a sensor signal, choosing resistor values for a reference voltage, learning basic electronics, or checking a circuit before building it, this app gives you the numbers you need without extra complexity. Calculate voltage divider results from known resistor and voltage values, explore different calculation modes, and work with common resistor units such as ohms, kilo-ohms, and mega-ohms. The app is designed to make everyday electronics calculations easier, especially when switching between units or comparing circuit options. Key features include: • Calculate voltage divider output voltage • Solve for input voltage, R1, or R2 depending on your circuit need • Support for common resistor units • Clean input fields for fast calculation • Presets for commonly used resistor values • Calculation history for reviewing previous results • Circuit diagram view for easier understanding • Educational reference content for learning how voltage dividers work • Locale-aware number input for international users • Simple, focused design for electronics work Voltage dividers are widely used in analog circuits, embedded systems, microcontroller projects, battery monitoring, sensor interfacing, signal scaling, reference voltage generation, and many other electronics applications. This calculator helps reduce manual math and makes it easier to test resistor combinations before committing to a circuit. For students, the app provides a convenient way to understand the relationship between input voltage, output voltage, R1, and R2. For engineers and hobbyists, it works as a fast pocket reference when designing or debugging circuits. Use Voltage Divider Calculator when you need to: • Step down a voltage for a microcontroller input • Estimate sensor output scaling • Choose resistor values for a target voltage • Verify circuit calculations • Compare divider ratios • Learn and apply the voltage divider formula • Save and revisit previous calculations The app focuses on clarity, speed, and accuracy, making it suitable for classroom learning, lab work, electronics repair, prototyping, and PCB design preparation. It keeps the workflow simple: enter your values, choose the calculation mode, review the result, and continue designing. Voltage Divider Calculator is a useful companion for anyone working with electronics, circuit design, electrical engineering, Arduino projects, Raspberry Pi hardware, embedded systems, analog circuits, or resistor networks. Thanks for your support and do visit nitrio.com for more apps for your iOS devices.

Screenshots

Screen Recorder4 screens
Voltage Divider Calc4 screens

Verdict

The call

The clearest difference is price: Screen Recorder at Free against Voltage Divider Calc's $2.99. Screen Recorder also leads on device support (4 vs 2) and iOS requirement (12.0 vs 17.6). Voltage Divider Calc's advantage is in-app purchases (none vs 3) and ads (none vs shown).

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Screen Recorder is free to download; Voltage Divider Calc costs $2.99 up front. Screen Recorder sells 3 in-app purchases, starting at $3.99 per 7 days. Voltage Divider Calc asks for nothing beyond the download.

Scorecard5 real differences · 5 level
Screen Recorder versus Voltage Divider Calc: the parameters behind the verdict, then further details
ParameterScreen RecorderVoltage Divider Calc
PriceFree — better$2.99
Rating4.5 (462 ratings) — better—
Positive reviews64.7% of reviews—
Number of ratings462 — better—
Update frequencyEvery 3 weeks—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS12.0 — better17.6
Further details — not scored
Size39 MB2 MB
Age rating4+4+
Developer哲 魏Nitrio

Bugs and requests

Screen Recorder

Reported bugs

5 issues
  • Microphone not recording audio
  • Recordings not saving properly
  • App crashing during use
  • Compatibility issues with certain devices
  • Delayed or out-of-sync audio

Requested features

5 requests
  • Add 60fps recording option
  • Improve audio recording capabilities
  • Allow saving recordings to photo gallery
  • Provide more editing tools
  • Fix issues with orientation and rotation

Voltage Divider Calc

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Screen Recorder

Subscriptions3
  • Screen Recorder Pro - 1 week$3.997 Days
  • Screen Recorder Pro - 1 month3 Days trial$7.991 Month
  • Screen Recorder Pro - 1 year3 Days trial$24.991 Year
None

Voltage Divider Calc

No in-app purchases

Questions

Is Screen Recorder free?
Screen Recorder is free to download, with in-app purchases available.
Is Voltage Divider Calc free?
Voltage Divider Calc costs $2.99, with no in-app purchases.
Do Screen Recorder or Voltage Divider Calc have ads?
Screen Recorder shows ads; Voltage Divider Calc does not.

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