Pressures vs RC Circuit Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pressures
Easily convert pressure measurements between bar, atm, MPa, and psi. This tool offers automatic conversion as you type and allows you to share your results. Its intuitive design ensures a smooth and pleasant user experience.
- Automatic conversion for bar, atm, psi, MPa
- Copy conversion results
- Share conversions
- Intuitive graphics
- Ease of use
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Pressures is the first App that connects 4 more frequently used units of pressure measurement: bar, atm, MPa and psi. An indispensable tool alwayes on hand. Just open the App and start typing the desired value to convert. It will be calculated automatically in all other units. And if you want to share your conversions, it is now possible. [ Features ] • Automatic conversion to the 4 units: bar, atm, psi and MPa • Copy the result to paste everywhere. • Share your conversions. • Intuitive graphics • Ease of use [ Design ] The graphics are perfected to the last detail to make using simple, fluid and pleasant. Optimized for Retina Display on the iPhone and iPad. [ Compatibility ] • Devices: all iPhone, iPad and iPod. • iOS : 9.0 or later. [ Supported languages ] • English, Italian, Spanish, French, German, Portuguese, Dutch, Russian, Chinese and Japanese. [ Support ] If you need help please contact us at info@lionsapp.com, or visit our website www.lionsapp.com If you enjoy the app, don’t forget to give us a review on the App Store.
RC Circuit Pro
Calculate RC charging and filter circuits with ease. This tool helps hobbyists and engineers determine time constants, component values, and cutoff frequencies. Save and export your circuit data for further analysis.
- Calculate time constant
- Find component values (R, C)
- Determine voltage at time t
- Calculate cutoff frequency
- Save data to CSV
- Export data via AirDrop/iCloud Drive
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This app is used to calculate the RC charging and RC filter circuit. It is suitable for hobbyist or electronic engineer. Features * Calculate time constant from R, C * Find component value R,C from time constant * Get voltage at time t in RC charging / discharging * Calculate cutoff frequency by R, C * Find component value R,C from cutoff frequency * Save data to CSV files * Upload CSV via AirDrop / iCloud Drive * Support English, German, French, Italian, Spanish, Portuguese, Japanese, Traditional Chinese, Simplified Chinese
Screenshots
Verdict
The clearest difference is rating: Pressures at 5.0 against RC Circuit Pro's 1.0. RC Circuit Pro's advantage is review sentiment (100% vs 75%) and update cadence (every 4 months vs every 14 months). On price, ratings volume, ads and in-app purchases 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
Pressures costs $0.99 and RC Circuit Pro $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Pressures holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews complicate that: 75% of Pressures's written reviews are positive against 100% of RC Circuit Pro's, so the app with the better star average is not the one people write more warmly about.
Pressures ships an update every 14 months, RC Circuit Pro every 4 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.
| Parameter | Pressures | RC Circuit Pro |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 5.0 (2 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 75.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 14 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 | 9.0 |
| Further details — not scored | ||
| Size | 21 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | LionsApp di Nallbati Elton | Siu Yuen Ho |
Customer experience
Pressures
RC Circuit Pro
In-app purchases
Pressures
No in-app purchases
RC Circuit Pro
No in-app purchases
Questions
Is Pressures free?
Is RC Circuit Pro free?
Which has better reviews, Pressures or RC Circuit Pro?
Do Pressures or RC Circuit Pro have ads?
Which is updated more often, Pressures or RC Circuit Pro?
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