Aduna vs Thoughts by OPTEN
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Aduna
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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
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.
- Capture ideas quickly
- AI voice conversion
- Send directly to email
- Minimize driving distractions
- Safe and efficient idea capture
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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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
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.
| Parameter | Aduna | Thoughts by OPTEN |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 125 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Aduna Software AG | OPTEN AG |
In-app purchases
Aduna
No in-app purchases
Thoughts by OPTEN
No in-app purchases









