3in90 vs Diversifai Solutions
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
3in90
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In aviation, to be allowed to legally operate an aircraft in commercial air transport or carrying passengers, you need 3 takeoffs and 3 landings in the preceding 90 days on that aircraft type. By entering the dates of your takeoffs and landings, this app gives you an easy to interpret preview of when your next ones are due. With 3in90, you can manage all your relevant aircraft types - separately.
Diversifai Solutions
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You can quickly and easily translate documents using our PDF Translator tool. Simply upload a PDF in a language you don't understand to the app, select the language you want it translated to, and within seconds, you'll have a clear translation. You can translate documents into and out of a wide variety of widely used languages thanks to multilingual support. For everyone who needs accurate translations quickly and without requiring difficult steps, this is the ideal tool. Connect with us: Instagram: @mcatkingofthecurve TikTok: @kingofthecurve Support: support@kingofthecurve.org Privacy Policy: https://kingofthecurve.org/privacy-policy/ Terms of Services: https://kingofthecurve.org/terms-of-service/ Disclaimer: King of the Curve LLC is not affiliated with the Association of American Medical Colleges (AAMC). MCAT® is a registered trademark of the AAMC, which neither sponsors nor endorses this product.
Screenshots
Verdict
The clearest difference is update cadence: 3in90 at every 5 days against Diversifai Solutions's every 2 weeks. 3in90 also leads on iOS requirement (9.0 vs 12.0). 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.
3in90 ships an update every 5 days, Diversifai Solutions every 2 weeks. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.
| Parameter | 3in90 | Diversifai Solutions |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 50 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | iService Ottner Röck | King of the Curve, LLC |
In-app purchases
3in90
No in-app purchases
Diversifai Solutions
No in-app purchases
Questions
Is 3in90 free?
Is Diversifai Solutions free?
Do 3in90 or Diversifai Solutions have ads?
Which is updated more often, 3in90 or Diversifai Solutions?
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