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Four To Twenty: mA/V Converter

App Store·UtilitiesPaid $0.994.50 (10)launched 8.6y agoapp updated 5.7y agocharts in 4 countries
Scout Score
13

Four To Twenty: mA/V Converter generates an estimated $4–$20/month in revenue from 5–30 downloads/month on the App Store, according to AppCurrents estimates (updated 2026-06-17).

Estimates updated 17.06.2026 · How we estimate · Ranges reflect model confidence, not exact figures.
Est. revenue / month$4–$20
Est. downloads / month5–30
Estimate confidencemedium
PricingPaid $0.99
Rating4.50 ★ (10 ratings)
CategoryUtilities
Best chart rank#95 Utilities Paid
Released30.10.2017
App last updated09.10.2020
PlatformiOS
Est. downloads / mo
5–30
Est. revenue / mo
$4–$20
Rating velocity / day
0
Chart velocity
Peak rank
#95
Days tracked
1
Chart ranks
#95 Utilities Paid

Modeled monthly estimate · rating velocity · medium confidence

About

A simple calculator for converting electrical signals, typically 4-20mA scaled to an appropriate process signal (ex: 0-1000 psi). Choose from a wide variety of preset signal inputs and process signal outputs or enter your own custom values. Choose from 8 different themes.

Trends & analysis

Chart rank trend

US · category
#95 Paid
Collecting rank history1 snapshot so far. Fills in twice daily.

Why it's surfacing

Scout 13
Newness
3
Breakout
1

Ratings & velocity

★ 0 in window
Total ratings
10
Jun 4Jun 8
New ratings / day
10
Jun 5Jun 8

Rating distribution

90% positive · 10 ratings
5
70%
4
20%
3
0%
2
10%
1
0%

Geographic reach

best rank · 4 storefronts
in
#58 category
br
#70 category
kr
#76 category
us
#95 category

Revenue & downloads trend

ARPU $1
Est. revenue / mo · $7
$101$0
Jun 4Jun 17
Est. downloads / mo · 11
1460
Jun 4Jun 17

Update history

1 update tracked
  • v2.05.7y ago

    Added support for negative numbers. Choose from 8 different themes. Fixed an issue with comma decimal point calculations.

Four To Twenty: mA/V Converter — FAQ

How much money does Four To Twenty: mA/V Converter make?

According to AppCurrents estimates, Four To Twenty: mA/V Converter generates approximately $4–$20 per month (medium confidence), modeled from its the App Store chart performance, rating velocity, and monetization signals.

How many downloads does Four To Twenty: mA/V Converter get?

Four To Twenty: mA/V Converter sees an estimated 5–30 downloads per month on the App Store, per AppCurrents modeling.

Is Four To Twenty: mA/V Converter free?

Four To Twenty: mA/V Converter is a paid app priced at $0.99 on the App Store.

What is Four To Twenty: mA/V Converter's rating?

Four To Twenty: mA/V Converter holds a 4.50-star average from 10 ratings on the App Store. It currently ranks #95 on the Utilities paid chart.

When was Four To Twenty: mA/V Converter released?

Four To Twenty: mA/V Converter launched on the App Store on 30.10.2017. Its latest version shipped 09.10.2020.

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