Comparison

ATID Reader vs Numeric Correction Calculator

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

Head to head
About

ATID Reader

Features
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ATID Reader is the state-of-art RFID reader best optimized for individually identifying stacked items, driven by enhanced radiated power to penetrate deeper up to 5 meters. Along with Barcode module, it features sleek design as well as seamless data transfer via BLE communication.

About

Numeric Correction Calculator

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Overview A calculator that can be corrected by touching the displayed number. It has a round selector and a decimal point selector(4,3,2,1,0.5,0) for decimal point calculation. With multi-line display, you can calculate while displaying constant (K), grand total (GT), last answer (Ans), and intermediate result value. Detail Touch the displayed number to correct. If you want to correct input number or intermediate result, touch the number itself. Then the number will blink, press the number key to correct it. Press the DEL key to delete numbers. Sign Change(+/-) Touch the left edge to switch between plus and minus (+/-). Set the round selector to UP, DOWN or 5/4. Set the decimal point selector to one of 4,3,2,1,0,5,0. You can round numbers by pressing the = key. 0.5 "rounds" by 0.5. Detailed results are displayed by touching the down button on the upper left of the screen. Constant(K) Grand Total(GT) Calculation's result value, last answer(Ans). Also used for Ans memory calculations. intermediate result Decimal point can be set from the setting. example:"1,234.5", "1.234,5", "1 234,5", "1'234.5" For Digit separator "3" Digit separator can be set from the setting. 3-digit, 4-digit, First 3 digits then 2nd digits separator(Indian comma) Numeric color can be set from the setting. The maximum number of digits is 12 digits. Disclaimer This application is subject to change without notice. The Developer assumes no responsibility for any loss or claims by third parties which may arise from the use of this application.

Screenshots

ATID Reader1 screens
Numeric Correction Calculator4 screens

Verdict

The call

The clearest difference is ads: ATID Reader at none against Numeric Correction Calculator's shown. ATID Reader also leads on iOS requirement (10.3 vs 15.4). Numeric Correction Calculator's advantage is update cadence (fortnightly vs every 7 months). On price, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

ATID Reader ships an update every 7 months, Numeric Correction Calculator fortnightly. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

Scorecard3 real differences ยท 3 level
ATID Reader versus Numeric Correction Calculator: the parameters behind the verdict, then further details
ParameterATID ReaderNumeric Correction Calculator
PriceFreeFree
Update frequencyEvery 7 monthsFortnightly โ€” better
AdsNo โ€” betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.3 โ€” better15.4
Further details โ€” not scored
Size3 MB9 MB
Age rating4+4+
DeveloperATID Co., Ltd.Nobuyuki Kumakura

In-app purchases

None

ATID Reader

No in-app purchases

None

Numeric Correction Calculator

No in-app purchases

Questions

Is ATID Reader free?
ATID Reader is free to download, with no in-app purchases.
Is Numeric Correction Calculator free?
Numeric Correction Calculator is free to download, with no in-app purchases.
Do ATID Reader or Numeric Correction Calculator have ads?
Numeric Correction Calculator shows ads; ATID Reader does not.
Which is updated more often, ATID Reader or Numeric Correction Calculator?
ATID Reader ships an update every 7 months, and Numeric Correction Calculator fortnightly. Most recently, ATID Reader was updated on October 13, 2026 and Numeric Correction Calculator on October 9, 2026.

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