Comparison

DOC%ZINS vs SimplyTHG

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

Head to head
About

DOC%ZINS

This app provides financial professionals with a powerful digital calculator for fast, accurate financial calculations. It offers various tools for interest rates, repayment, cash flow, savings models, and investment analysis, enabling users to confidently answer financial questions in real-time.

Highlights
  • Nominal and effective interest rate calculations
  • Dynamic and repayment calculations
  • Total cost and interest charge overview
  • Three-stage cash flow analysis
  • Dynamic savings and pension models
  • Multiple financing options
  • Investment and net present value calculations
Features
Read full description

Become a financial PRO – with DOCZINS. Imagine sitting across from your client — a complex financial question hangs in the air — and while others are still thinking it over, you already have the answer on your screen. Precise. Clear. Impressive. That’s exactly what thousands of financial professionals have been experiencing every day for decades with the DOCZINS financial calculator. What DOCZINS makes possible for you in seconds: * Nominal and effective interest rates at the touch of a button * Dynamic and amortization calculations * Total costs & interest burden at a glance * Three-stage cash flow * Dynamic savings and pension models * Direct comparison of multiple financing options * Investment and net present value calculations Every financial question. Every situation. Every client. Answered in seconds — live, visible, convincing. What happens within you and around you: * Clients who are amazed. And trust you more than ever before. * A presence that radiates confidence and assurance — all on its own. * Recognition you can feel – because numbers suddenly become magic. And getting started? It couldn’t be easier. Try the PRO features now with the 10-day trial: https://www.doczins.com/testphase Get the free user guide and experience what practical financial knowledge feels like. https://www.doczins.com/handbuch DOCZINS – because real financial professionals make magic with numbers.

About

SimplyTHG

Features
Read full description

SimplyTHG ist deine App zur einfachen und digitalen Einreichung der THG-Quote für Elektrofahrzeuge. Mit nur wenigen Schritten reichst du deinen Fahrzeugschein ein, lässt deine THG-Prämie vermarkten und erhältst deine Auszahlung – transparent und ohne Papieraufwand. Die App richtet sich an private und gewerbliche Halter von Elektrofahrzeugen, die ihre THG-Prämie bequem und sicher beantragen möchten. SimplyTHG begleitet dich dabei vom Upload bis zur Auszahlung und zeigt dir jederzeit den aktuellen Status deiner Einreichung. So wird Klimaschutz einfach – und lohnt sich.

Screenshots

DOC%ZINS4 screens
SimplyTHG3 screens

Verdict

The call

The clearest difference is price: SimplyTHG at Free against DOC%ZINS's $11.99. SimplyTHG also leads on update cadence (every 2 months vs every 5 months). DOC%ZINS's advantage is ads (none vs shown) and iOS requirement (15.0 vs 17.6). On 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

CostPrice · In-app purchases · Ads · Monetization

SimplyTHG is free to download; DOC%ZINS costs $11.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

DOC%ZINS ships an update every 5 months, SimplyTHG every 2 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 4 level
DOC%ZINS versus SimplyTHG: the parameters behind the verdict, then further details
ParameterDOC%ZINSSimplyTHG
Price$11.99Free — better
Positive reviews50.0% of reviews—
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better17.6
Further details — not scored
Size24 MB96 MB
Age rating4+4+
DeveloperFinTeachWorld GmbH & Co. KGSimplyCharge GmbH

In-app purchases

None

DOC%ZINS

No in-app purchases

None

SimplyTHG

No in-app purchases

Questions

Is DOC%ZINS free?
DOC%ZINS costs $11.99, with no in-app purchases.
Is SimplyTHG free?
SimplyTHG is free to download, with no in-app purchases.
Do DOC%ZINS or SimplyTHG have ads?
SimplyTHG shows ads; DOC%ZINS does not.
Which is updated more often, DOC%ZINS or SimplyTHG?
DOC%ZINS ships an update every 5 months, and SimplyTHG every 2 months. Most recently, DOC%ZINS was updated on October 26, 2026 and SimplyTHG on October 25, 2026.

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