Smart Calculator vs String search calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart Calculator
This calculator app displays all input numbers and calculation history, allowing users to easily review and edit previous entries. It offers a large, four-line display for clear visibility and includes set memory in addition to independent memory.
- Four-line display
- Editable input numbers
- Calculation history recall
- Set memory
- Independent memory
- Decimal separator support
Read full descriptionHide full description
"What numbers did I input?” "Was the number I input correct?” Everyone must have caught on such anxiety while using a calculator. SmartCalc is a calculator that wipes out such anxiety. Because, after a calculation, inputs are displayed as you input, and also one input number can be changed for the next calculation. [Instructions] • To recall calculation history, tap "＜ Prev" key until you find the history you want. After you tapped "＜ Prev" key, if you want to recall a newer history, tap "Next ＞" key until you find it. • To clear the calculator completely including calculation history, close SmartCalc. • To clear the calculator except for the set memory and the independent memory on MR-line, tap "C" key and then tap "AC" key appeared, that is, double tap "C" key. • To clear the independent memory on MR-line, tap "MR" key and then tap "MC" key appeared, or swipe on MR-line. • To completely clear the number you have just input on 1st-line or 2nd-line, tap "C" key. • To erase a right end number at 1st-line or 2nd-line framed in the input mode, swipe on the line. • To change one of input numbers after a calculation, please tap the input line display to input a new number. • Tapping Result-line display is a convenient substitute for tapping "=" key. [Features] • SmartCalc is a calculator with a large 4-line display, which consists of 1st-line, 2nd-line, Result-line and MR-line. As all numbers related to a calculation are displayed on the lines all together, a user can check the calculation at a glance. • SmartCalc doesn't require any special operations. Anyone can use SmartCalc easily. • SmartCalc equips the set memory in addition to the general independent memory. The set memory automatically memorizes calculation history of all sets of calculated input numbers, an arithmetic operator and a result number. • Can be used in environments where either a period or a comma is used as the decimal separator. The developer assumes no responsibility for any loss or claims by third parties which may arise from the use of this app.
String search calculator
Read full descriptionHide full description
Displays the formula with the most frequent calculation result from the past calculation history. (Which formula is entered the most repeatedly)
Screenshots
Verdict
The clearest difference is update cadence: String search calculator at every 2 weeks against Smart Calculator's every 5 weeks. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Smart Calculator ships an update every 5 weeks, String search calculator every 2 weeks. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.
| Parameter | Smart Calculator | String search calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (23 ratings) — better | — |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | 23 — better | — |
| Update frequency | Every 5 weeks | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.8.3 |
| Further details — not scored | ||
| Size | 9 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Takao Ichimura | Hideaki Uchikoshi |
In-app purchases
Smart Calculator
No in-app purchases
String search calculator
No in-app purchases
Questions
Is Smart Calculator free?
Is String search calculator free?
Do Smart Calculator or String search calculator have ads?
Which is updated more often, Smart Calculator or String search calculator?
Other comparisons
