Comparison

SimpleSigma vs トークメモ

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

Head to head
About

SimpleSigma

This app offers a versatile calculator with three distinct table types for various needs, from simple sums to complex quantity-based calculations. It features intuitive input, auto-saving, and CSV export. An optional Pro version removes ads, unlocks unlimited tables, and adds advanced statistics and OCR receipt scanning.

Highlights
  • Three distinct table types (Simple, Duplex, Shopping)
  • Auto-totaling and quick sum calculations
  • Swipe keyboard for cell navigation
  • CSV data export
  • Auto-save functionality
  • Optional Pro version with advanced features
Features
Read full description

■ About SimpleSigma A simple and powerful calculator app for everyday use. From shopping calculations to business tallies, SimpleSigma handles it all. Choose from 3 table types to match your needs. ■ Key Features Simple Table - Extremely simple input - Auto-totaling as you type - Quick sum calculation - Perfect for receipt scanning (Pro - Beta) Duplex Table - Multiply two values automatically - Great for area or unit price calculations - Subtotal display Shopping Table - Price x Quantity = automatic calculation - Custom tax rates - Subtotals at a glance Common Features for All Tables - Swipe keyboard up/down/left/right to move between cells - CSV export - Auto-save ■ Pro Version Benefits Upgrade to SimpleSigma Pro for more power: No Ads Work distraction-free Unlimited Tables Create as many tables as you need (Free: 3 max) Advanced Statistics - Period-based totals (Today, Week, Month, Year) - Daily trend charts - Type breakdown pie charts - Total, Average, Max, Min at a glance - CSV export AppleWatch supported - Simple Table, Sharing with iPhone Receipt OCR (Beta) - Scan receipts with camera - Auto-recognize total amounts - Best suited for Simple Table - Save time on manual entry Starting at $2.99/month Save more with yearly plan! ■ Perfect For - Quick shopping calculations - Business expense tracking - Visualizing spending patterns - Managing multiple projects separately - Ad-free focus ■ Highlights - Extremely simple input design - Swipe keyboard (up/down/left/right) for fast cell navigation - Native iOS interface - Auto-save results - CSV export for data portability - Japanese & English support ■ Free Version Includes - All 3 table types - Up to 3 tables - Core calculation features - Keyboard swipe navigation - CSV export ■ Privacy - All data stored locally on device - No external server uploads - Secure iOS backup ■ Support Questions or feedback? Contact us: applicast3@gmail.com Make calculations smarter with SimpleSigma. Download now and try Pro for full features! Terms of Service: https://gist.github.com/zekoo2026/892cbcbb08ec7a1ce6e54e370acf2b51 Privacy Policy: https://gist.github.com/zekoo2026/12756689700e4afa4c9295cc4e0ba244

About

トークメモ

Features
Read full description

思いついたことを、会話するように気軽に残せるメモ帳です。 トークを作って短いメモを追加するだけ。空白のノートに文章を書くよりも、自然に記録を始められます。 【トークメモの特徴】 ・チャット形式で素早くメモ ・用途ごとにトークを分けて整理 ・短いメモを時系列で見返せる ・毎日使いやすいシンプルなデザイン 【こんな使い方に】 ・ふと思いついたアイデア ・読書中に残したい言葉や感想 ・仕事の日報や振り返り ・あとで確認したい備忘録 ・日々の気づきやひとり言 高機能なノートアプリは必要ないけれど、普通のメモ帳より気軽に書きたい。 そんなときに使える、やさしいメモアプリです。

Screenshots

SimpleSigma4 screens
トークメモ4 screens

Verdict

The call

The clearest difference is in-app purchases: トークメモ at none against SimpleSigma's 2. トークメモ also leads on ads (none vs shown) and iOS requirement (18.2 vs 26.0). On price 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

Both are free to download. SimpleSigma sells 2 in-app purchases, starting at $2.99 per month. トークメモ asks for nothing beyond the download.

Scorecard3 real differences · 5 level
SimpleSigma versus トークメモ: the parameters behind the verdict, then further details
ParameterSimpleSigmaトークメモ
PriceFreeFree
Positive reviews66.7% of reviews—
Update frequencyEvery 6 weeks—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS26.018.2 — better
Further details — not scored
Size7 MB35 MB
Age rating4+4+
DeveloperMUTSUAKI KIKUCHIhiroki sugimoto

In-app purchases

2 purchases

SimpleSigma

Subscriptions2
  • SimpleSigma Pro (Monthly)$2.991 Month
  • SimpleSigma Pro (Yearly)$29.991 Year
None

トークメモ

No in-app purchases

Questions

Is SimpleSigma free?
SimpleSigma is free to download, with in-app purchases available.
Is トークメモ free?
トークメモ is free to download, with no in-app purchases.
Do SimpleSigma or トークメモ have ads?
SimpleSigma shows ads; トークメモ does not.

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