Comparison

Illuminance Pulsation Meter vs Text Mod

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

Head to head
About

Illuminance Pulsation Meter

Measure the ripple coefficient of light sources to identify screens that may cause eye strain or fatigue. Helps in selecting lamps, monitors, and laptops with minimal screen flicker.

Highlights
  • Measure ripple coefficient of light sources
  • Test LED, LCD, and fluorescent lamps
  • Monitor screen flicker in real-time
  • Visual indicator scale from green to red
  • Guidance for stable phone positioning
Read full description

The application will help you choose a lamp, monitor or laptop with a screen without pulsations. A high coefficient of pulsation can affect fatigue, well-being and eye strain. The application allows you to measure the ripple coefficient of radiation sources in the visible spectrum: - LED, halogen, fluorescent lamps and incandescent lamps - various lamps - LCD and LED monitors and TVs The readings are not 100% reliable and the average error depending on the light source and the frequency of pulsation can be more than 10%. In order to take measurements, you need to bring the phone to the measured source and press the start button. The measurement results will be updated in real time, the arrow will show the ripple factor, and the scale will be filled from green to red. For best results, keep your phone straight. If the phone is not fixed, an image of the shaking device will appear in the lower left corner of the screen and the readings will be very different from the actual ones.

About

Text Mod

Features
Read full description

Text Mod are powerful text utilities tool use for search, list, edit or modify text characters by using RegEx fast and easy. Features: ==Find & Count== Find and count search string in text ==Find & Replace== Find and replace search string in text ==Find in Between & List== Find and list string in between search text, eg. Find in between "I" and "You" in "I Love You, I Miss You, I Wait You" will result in "Love, Miss, Wait" ==Find in Between & Replace== Find and Replace string in between search text, eg. Find in Between "I" and "You" and replace with "And" in "I Love You, I Miss You, I Wait You" will result in "I And You, I And You, I And You" ==Find URL & List== Find and list URL in search text, will return url such as http://www.nitrio.com, http://www.abc.com ==Find Email & List== Find and list Email in search text, will return email such as abc@abb.com, vivi@nini.com ==Find HashTag & List== Find and list HashTag in search text, will return HashTag such as #Happy, #GoLucky ==Find RegEx & List== A RegEx, or Regular Expression, is a sequence of characters that forms a search pattern. RegEx can be used to check if a string contains the specified search pattern. Example: [0-9]{5} give search result exactly five integer letters such as 25125, 23652 [a-z]+, give search result such as hello, end, [including the comma] #[a-z0-9]+ give search result such as #meme12, #city, #doremi256 c[a-z]+ give search result such as cat, comma, city [0-9]{3}-[0-9]{5} give search result such as 253-52365, 563-95201, 598-12045 Search result is listed in difference way, such as: Original - default each individual result in newline. Comma - add a comma behind each result. Number - add a number behind each result. Custom - user defines what to include in front and behind individual result. Thanks for your support and do visit nitrio.com for more apps for your iOS devices.

Screenshots

Illuminance Pulsation Meter4 screens
Text Mod4 screens

Verdict

The call

The clearest difference is update cadence: Illuminance Pulsation Meter at every 7 months against Text Mod's every 38 months. Text Mod's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support 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

Illuminance Pulsation Meter costs $3.99 and Text Mod $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Illuminance Pulsation Meter ships an update every 7 months, Text Mod every 38 months. The most recent releases landed on September 29, 2026 and October 5, 2026 respectively.

Scorecard2 real differences · 8 level
Illuminance Pulsation Meter versus Text Mod: the parameters behind the verdict, then further details
ParameterIlluminance Pulsation MeterText Mod
Price$3.99$3.99
Rating4.2 (32 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings32 — better—
Update frequencyEvery 7 months — betterEvery 38 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.612.0 — better
Further details — not scored
Size5 MB8 MB
Age rating4+4+
DeveloperALEXEY KOZLOVHeng Jia Liang

In-app purchases

None

Illuminance Pulsation Meter

No in-app purchases

None

Text Mod

No in-app purchases

Questions

Is Illuminance Pulsation Meter free?
Illuminance Pulsation Meter costs $3.99, with no in-app purchases.
Is Text Mod free?
Text Mod costs $3.99, with no in-app purchases.
Do Illuminance Pulsation Meter or Text Mod have ads?
Neither Illuminance Pulsation Meter nor Text Mod shows ads.
Which is updated more often, Illuminance Pulsation Meter or Text Mod?
Illuminance Pulsation Meter ships an update every 7 months, and Text Mod every 38 months. Most recently, Illuminance Pulsation Meter was updated on September 29, 2026 and Text Mod on October 5, 2026.

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