Comparison

SimpleSigma vs StreckenProfi

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

ā–  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. ā–  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 ā–  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! ā–  Perfect For - Quick shopping calculations - Business expense tracking - Visualizing spending patterns - Managing multiple projects separately - Ad-free focus ā–  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 ā–  Free Version Includes - All 3 table types - Up to 3 tables - Core calculation features - Keyboard swipe navigation - CSV export ā–  Privacy - All data stored locally on device - No external server uploads - Secure iOS backup ā–  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

StreckenProfi

Features
Read full description

StreckenProfi is your electronic driver's logbook (Fahrtenbuch) – built around the requirements of German tax law and designed for maximum privacy. RECORD TRIPS • GPS recording: start a trip and your kilometres are tracked automatically and accurately. • Live Activity & Dynamic Island: keep the running trip and current distance in view. • Manual entry for trips added later. • Tax categories (R 8.1 LStR): Business, Private, Commute, Return home, Family home trip. • Automatic return-trip suggestions and frequent destinations. TAMPER-EVIDENT (§ 146 AO / GoBD) • Gapless cryptographic audit chain (HMAC-SHA256) across all entries. • Cancellations stay auditable – nothing is deleted without a trace. • Weekly, monthly and yearly closings to seal reviewed periods. • Late-entry and mileage-gap warnings keep your logbook compliant. TAX & EXPORT • 1% rule vs. logbook method – built-in comparison calculator (§ 6 EStG). • Per-diem meal allowance (§ 9 Abs. 4a EStG). • Export as PDF (A4), CSV, DATEV-compatible, JSON and GPX. • Tax-audit mode: a read-only yearly view for the tax office. • 10-year retention (§ 147 AO) with yearly archiving. • Tax-advisor workflow with delivery reminders. MORE THAN AN APP • CarPlay: start and stop trips right from your car. • Apple Watch: control recording from your wrist. • Home Screen and Lock Screen widgets. • Siri & Shortcuts for quick actions. • Multiple vehicles with licence-plate and VIN management. PRIVACY FIRST • All data stays on your device; optional iCloud sync stays in your private, encrypted iCloud. • No tracking, no ads, no sharing with third parties. • App lock via Face ID / Touch ID. • Encrypted backups (AES-GCM). • JSON export contains addresses only – never raw GPS coordinates. Available in German, English and Spanish. Note: StreckenProfi helps you keep an orderly logbook but is not a substitute for tax advice. Acceptance in any individual case is at the discretion of the tax authority.

Screenshots

SimpleSigma4 screens
StreckenProfi4 screens

Verdict

The call

The clearest difference is in-app purchases: StreckenProfi at none against SimpleSigma's 2. StreckenProfi also leads on ads (none vs shown) and update cadence (weekly vs every 6 weeks). On price and device support there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

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

UpkeepUpdate frequency

SimpleSigma ships an update every 6 weeks, StreckenProfi weekly. The most recent releases landed on October 7, 2026 and September 26, 2026 respectively.

Scorecard4 real differences Ā· 4 level
SimpleSigma versus StreckenProfi: the parameters behind the verdict, then further details
ParameterSimpleSigmaStreckenProfi
PriceFreeFree
Positive reviews66.7% of reviews—
Update frequencyEvery 6 weeksWeekly — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, Apple WatchiPhone, iPad, Apple Watch — better
Requires iOS26.018.6 — better
Further details — not scored
Size7 MB18 MB
Age rating4+4+
DeveloperMUTSUAKI KIKUCHIPedro Leandro Hemme

In-app purchases

2 purchases

SimpleSigma

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

StreckenProfi

No in-app purchases

Questions

Is SimpleSigma free?
SimpleSigma is free to download, with in-app purchases available.
Is StreckenProfi free?
StreckenProfi is free to download, with no in-app purchases.
Do SimpleSigma or StreckenProfi have ads?
SimpleSigma shows ads; StreckenProfi does not.
Which is updated more often, SimpleSigma or StreckenProfi?
SimpleSigma ships an update every 6 weeks, and StreckenProfi weekly. Most recently, SimpleSigma was updated on October 7, 2026 and StreckenProfi on September 26, 2026.

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