Comparison

TeleCMS vs Voltage Calculator

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

Head to head

信息发布

Electronics Toolbox

About

TeleCMS

Features

Read full description

信息发布播放器管理平台

About

Voltage Calculator

Features

Read full description

Voltage Calculator is a fast, focused toolbox for everyday electronics work. Three calculators in one clean, dark interface give you instant answers while you type. KEY FEATURES • Series & parallel calculator: combine up to 15 resistors or capacitors and read the result in every common unit • LED series resistor: enter supply voltage, forward voltage and forward current to get the right resistor and its power rating • Built-in reference table of typical LED forward voltages • Voltage divider: calculate the output voltage, or find the missing resistor for a target output • Live circuit diagrams that show your values in place • Results update instantly in multiple units as you type • Available in 24 languages

Screenshots

TeleCMS4 screens

Voltage Calculator4 screens

Verdict

The call

The clearest difference is iOS requirement: TeleCMS at 13.0 against Voltage Calculator's 15.0. On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

TeleCMS ships an update every 9 days, Voltage Calculator every 2 weeks. The most recent releases landed on October 8, 2026 and October 3, 2026 respectively.

Scorecard1 real difference · 5 level

TeleCMS versus Voltage Calculator: the parameters behind the verdict, then further details
Parameter	TeleCMS	Voltage Calculator
Price	Free	Free
Update frequency	Every 9 days — better	Every 2 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0 — better	15.0
Further details — not scored
Size	49 MB	72 MB
Age rating	4+	4+
Developer	梦之源科技集团有限公司	ESDEV Teknoloji

In-app purchases

None

TeleCMS

No in-app purchases

None

Voltage Calculator

No in-app purchases

Questions

Is TeleCMS free?

TeleCMS is free to download, with no in-app purchases.

Is Voltage Calculator free?

Voltage Calculator is free to download, with no in-app purchases.

Do TeleCMS or Voltage Calculator have ads?

Neither TeleCMS nor Voltage Calculator shows ads.

Which is updated more often, TeleCMS or Voltage Calculator?

TeleCMS ships an update every 9 days, and Voltage Calculator every 2 weeks. Most recently, TeleCMS was updated on October 8, 2026 and Voltage Calculator on October 3, 2026.