TriFAn vs IQ Test
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TriFAn
Enhance your train simulation experience with a realistic electronic timetable display. This add-on requires the "Zusi 3" train simulator to function.
- Electronic Timetable Display (ETD) simulation
- EBuLa functionality
- Add-on for Zusi 3
- Realistic modern locomotive gauge
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This app is an add-on for the german train simulator "Zusi 3". It simulates a certain gauge of modern locomotives: the Electronic Timetable Display ETD (EBuLa in german). In order to use this app properly you will need the train simulator "Zusi". "Zusi" is not part of this app!
IQ Test
Test your general intelligence with a nonverbal IQ assessment. This app offers multiple-choice questions based on Raven's Progressive Matrices, providing instant scores and explanations. An in-app purchase unlocks additional questions and an eBook.
- Nonverbal IQ test
- Raven's Progressive Matrices questions
- Multiple-choice format
- Randomized questions
- Instant scoring
- Logic explanations
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Are you ready to take a quick IQ test? This is the second version of our most popular IQ test app, and it includes new and unique questions. Ontime In-App purchase unlocks 100 unique questions and eBook! RPM (Raven's Progressive Matrices™) is a nonverbal test typically used to measure general human intelligence. This app consists of total 30 multiple-choice RPM/SPM/APM questions. On each test you will get 14 random questions with similar difficulty. You will be given 8 choices from which to select and complete the missing element. You can always use the info button (upper-right) to see the logic in case the question is too hard for you. The correct answers along with calculated score are proved upon completing the test. *Raven’s Standard Progressive Matrices™ is registered trademark of Pearson Education, Inc. or its affiliate(s), or their licensors. The author of this mobile app (shortly referred as “the author”) is not affiliated with nor related to Pearson Education, Inc. or its affiliates (“Pearson”). Pearson does not sponsor or endorse any author’s product, nor have author’s products or services been reviewed, certified, or approved by Pearson. Trademarks referring to specific test providers are used by the author for nominative purposes only and such trademarks are solely the property of their respective owners.*
Screenshots
Verdict
The clearest difference is review sentiment: TriFAn at 100% against IQ Test's 0%. TriFAn also leads on in-app purchases (none vs 1) and ads (none vs shown). IQ Test's advantage is device support (3 vs 1). On price 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. IQ Test sells 1 one-off in-app purchase. TriFAn asks for nothing beyond the download.
TriFAn ships an update fortnightly, IQ Test monthly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | TriFAn | IQ Test |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Fortnightly — better | Monthly |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 9.3 — better | 13.0 |
| Further details — not scored | ||
| Size | 6 MB | 132 MB |
| Age rating | 4+ | 4+ |
| Developer | Holger Maass | Perfect Consulting B.V. |
Customer experience
TriFAn
IQ Test
In-app purchases
TriFAn
No in-app purchases
IQ Test
- PDF version$9.99









