Comparison

Aduna vs Thoughts by OPTEN

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

Head to head
About

Aduna

Features
Read full description

Ihre Vorteile: - Zugriff 24/7 Zugriff auf Aduna - Iintuitiv nutzbar, ohne Schulung - Sicherer Cloud-Server in der Schweiz - Erfassung auch ohne Datenempfang - Keine zusätzlichen Wartungskosten Nutzen Sie: - Zeiterfassung mittels Start/Stop - Objekterkennung durch GPS-Daten - Übersicht über geplante Objekte - Pendenzenliste - Rapporte ausfüllen

About

Thoughts by OPTEN

Effortlessly transform spoken thoughts into text using advanced AI. This tool ensures you never miss an idea, even when you're on the move, by converting voice notes into written messages sent directly to your email.

Highlights
  • Capture ideas quickly
  • AI voice conversion
  • Send directly to email
  • Minimize driving distractions
  • Safe and efficient idea capture
Features
Read full description

Turn your ideas into text with ChatGPT - even on the go! With our app, you can quickly and easily convert spoken messages into text and send them to your private email address. Never lose a flash of inspiration again, especially when you're on the move! Features: - Capture your ideas safely and quickly - Artificial intelligence for high accuracy voice conversion - Ease of use minimises distractions while driving - Send directly to your email address Download the app now and experience how easy it is to convert voice recordings into text – safely and efficiently, even while driving!

Screenshots

Aduna4 screens
Thoughts by OPTEN3 screens

Verdict

The call

The clearest difference is update cadence: Thoughts by OPTEN at every 9 days against Aduna's every 2 months. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Aduna ships an update every 2 months, Thoughts by OPTEN every 9 days. The most recent releases landed on October 27, 2026 and November 4, 2026 respectively.

Scorecard1 real difference · 9 level
Aduna versus Thoughts by OPTEN: the parameters behind the verdict, then further details
ParameterAdunaThoughts by OPTEN
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 2 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size125 MB38 MB
Age rating4+4+
DeveloperAduna Software AGOPTEN AG

In-app purchases

None

Aduna

No in-app purchases

None

Thoughts by OPTEN

No in-app purchases

Questions

Is Aduna free?
Aduna is free to download, with no in-app purchases.
Is Thoughts by OPTEN free?
Thoughts by OPTEN is free to download, with no in-app purchases.
Do Aduna or Thoughts by OPTEN have ads?
Neither Aduna nor Thoughts by OPTEN shows ads.
Which is updated more often, Aduna or Thoughts by OPTEN?
Aduna ships an update every 2 months, and Thoughts by OPTEN every 9 days. Most recently, Aduna was updated on October 27, 2026 and Thoughts by OPTEN on November 4, 2026.

Other comparisons