MeasureWarm vs RC Circuit Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MeasureWarm
This utility app allows you to measure the approximate size of objects when a ruler is not available. It supports various devices and offers conversion between metric and imperial units.
- Virtual ruler for approximate measurements
- Supports iPhone, iPad, and iPod
- Metric and imperial unit conversion
- Adjustable device size for accuracy
- Instructional animation for complex measurements
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定規がない時、定規がわりに使えます。 だいたいざっくりした大きさが測れます。 デバイスの幅より長いものを測るときは、指とデバイスを交互に動かして測ります。 詳しい測り方は「設定 config」の下のアニメをみてください。 iPhone,iPad,iPhoneXなど、様々なデバイスに対応しました。 もしちょっとサイズが違うと感じた場合は、「設定 config」で、別なDevice Sizeを選択して試してみてください。 「変換 convert」で、メートル系の尺度とインチやヤード系の尺度との変換もできます。
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
MeasureWarm and RC Circuit Pro both sit at 1.0 stars, but that hides the real split: 100% of RC Circuit Pro's written reviews are positive against 0% of MeasureWarm's. MeasureWarm's advantage is price (Free vs $0.99). On rating, ratings volume, update cadence and ads 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
MeasureWarm is free to download; RC Circuit Pro costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 1.0 for MeasureWarm against 1.0 for RC Circuit Pro. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews are what separate them: 0% of MeasureWarm's written reviews are positive against 100% of RC Circuit Pro's.
MeasureWarm ships an update every 6 months, RC Circuit Pro every 4 months. The most recent releases landed on October 10, 2026 and October 23, 2026 respectively.
| Parameter | MeasureWarm | RC Circuit Pro |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 1.0 (2 ratings) | 1.0 (1 ratings) |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 6 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 | 9.0 |
| Further details — not scored | ||
| Size | 23 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Mika Hatakeyama | Siu Yuen Ho |
Customer experience
MeasureWarm
RC Circuit Pro
In-app purchases
MeasureWarm
No in-app purchases
RC Circuit Pro
No in-app purchases
Questions
Is MeasureWarm free?
Is RC Circuit Pro free?
Which has better reviews, MeasureWarm or RC Circuit Pro?
Do MeasureWarm or RC Circuit Pro have ads?
Which is updated more often, MeasureWarm or RC Circuit Pro?
Other comparisons
