Suma Calc vs CalcLog
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Suma Calc
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Suma is a natural language calculator. Just type what you're thinking and get instant results. MATH & VARIABLES Type expressions naturally: (100 + 50) / 3, 2k * 12, 20% of 150. Create variables like price = 100 and reuse them on the next line. FUNCTIONS sqrt, abs, round, floor, ceil, min, max — plus constants like pi and e. UNIT CONVERSIONS Convert between 8 categories: length, weight, temperature, volume, area, speed, time, and data. Just type "100 km to miles" or "72 kg to lbs". DATE CALCULATIONS "today + 2 weeks", "days until Jan 1", or chain operations like "tomorrow + 3 months + 1 year". CURRENCY EXCHANGE 161 currencies with daily updated rates. Type "100 usd to eur" or use symbols like "$50 to gbp". Add math to conversions: "100 usd to eur + 10%". AGGREGATES Use "sum" or "avg" to total all your previous results. DESIGNED TO BE SIMPLE No buttons. No modes. No menus. Just a clean notepad where every line is calculated instantly. Tap any result to copy. Swipe to delete. Your work saves automatically. Beautiful light and dark themes. Works great on iPhone and iPad. Completely free. No ads. No subscriptions.
CalcLog
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CalcLog - A visual calculator that records every step as a receipt tape. [Key Features] - Receipt Tape: Every equation and result stacks vertically for easy review. - Notes: Label any item so you remember what each number was for. - Strikethrough: Swipe to exclude items from the total. - Session Archive: Save calculation sets and reopen them anytime. - Scientific Mode: sin, cos, tan, ln, log and more scientific functions. - Live Grand Total: Running total always visible at the top. - Result Recall: Tap any previous result to load it into your input. - Dark Mode support. - 16 languages supported. - Privacy First: All data stays on your device. No ads, no tracking. [Perfect For] - Grocery shopping price tracking - Comparing quotes in meetings - Simple daily expense logging - Keeping records of engineering calculations Contact: helpdesk@redcandle.co.kr
Screenshots
Verdict
The clearest difference is iOS requirement: Suma Calc at 13.0 against CalcLog's 15.0. 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.
| Parameter | Suma Calc | CalcLog |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 3 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 | 17 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | Ivan Lutaienko | RedCandle Co.,Ltd. |
In-app purchases
Suma Calc
No in-app purchases
CalcLog
No in-app purchases









