Screen Test vs SejourFR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Screen Test
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Check your iPhone display in seconds. Screen Test fills the screen with pure colors so dead, stuck or faded pixels stand out, and helps you test touch, burn-in and uniformity before you buy or sell a phone. Free: • Color test: white, black, red, green, blue, yellow, cyan and magenta at full brightness. Tap for the next color, long press to see its name. Premium (one-time purchase, no subscription): • No ads • Touch grid: drag over every cell to find dead touch zones • Multi-touch: see how many fingers the screen detects at once • Gradients, gray levels and checkerboard: spot burn-in, banding and uneven panels • Custom color: fill the screen with any color • Stuck pixel fixer: rapid color cycling, with a photosensitivity warning • Used iPhone check: run the tests in order, mark pass or problem with a note, share a PDF report and keep a history on your device Who it is for: • Checking a used or new iPhone before you buy it • Finding dead pixels, stuck pixels and OLED burn-in • Finding dead touch zones after a drop or a screen repair • Repair shops checking a display before and after a repair Bought Screen Test before it became free? Premium is already yours. Use "Restore purchases" in Settings if needed. Tips: clean the screen first, test dark colors in a dim room and light colors in a bright room. Languages: English, Turkish, German, Spanish, Portuguese, Japanese, French, Arabic, Ukrainian, Russian and Chinese (Simplified). To change the language, open iOS Settings, scroll to Screen Test and choose Language. Privacy: no account, no camera or microphone access. Reports stay on your device. Ads are served by Google AdMob; you can choose whether to allow tracking. The stuck pixel fixer flashes colors rapidly and is not suitable for people with photosensitive epilepsy. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://yunusgunduz.com/pp/ScreenTester-PrivacyPolicy.html
SejourFR
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Vous devez passer le TCF ou l'examen civique ? Vous êtes au bon endroit. SejourFR vous entraîne avec des questions proches du réel et des corrections claires, pour aborder le jour J en confiance. Une méthode simple : pas de longs cours, on pratique directement. Ce que vous trouverez dans l'app Examen civique complet — les 5 thématiques officielles : valeurs de la République, institutions, droits et devoirs, histoire et culture, vie en société. TCF tous niveaux — A2, B1, B2 : compréhension orale, compréhension écrite et structure de la langue. Corrections expliquées par l'IA — comprenez chaque erreur, pas seulement la bonne réponse. Examens blancs en conditions réelles — 40 questions, 45 minutes, comme le jour J. Révision intelligente — retravaillez vos erreurs et vos questions favorites. Suivi de progression — visualisez vos points forts et ce qu'il reste à travailler. Pour qui ? Pour tous les étrangers en France qui visent une carte de séjour pluriannuelle (CSP), une carte de résident (CR) ou la naturalisation (NAT) — quel que soit votre niveau de français. Gratuit et Premium Commencez gratuitement avec un échantillon de questions. Passez en Premium pour accéder à toute la banque de questions, aux examens blancs illimités et au suivi complet. Mettez toutes les chances de votre côté. Téléchargez SejourFR et entraînez-vous dès aujourd'hui.
Screenshots
Verdict
The clearest difference is ads: SejourFR at none against Screen Test's shown. SejourFR also leads on device support (3 vs 1). Screen Test's advantage is update cadence (weekly vs monthly). On price, in-app purchases and iOS requirement 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. Screen Test sells 1 one-off in-app purchase and SejourFR sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Screen Test ships an update weekly, SejourFR monthly. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.
| Parameter | Screen Test | SejourFR |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Monthly |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Yunus Gunduz | Abdoul Matine Diallo |
In-app purchases
Screen Test
- Premium$2.99
SejourFR
- Pass Intégral 7 jours$8.99
- Civique · 3 mois$8.99
- Pass Intégral 1 mois$17.99
Show 5 moreShow fewer
- Intégral · Sprint 6 sem$17.99
- Pass Intégral 2 mois$24.99
- Civique · 1 an$24.99
- Intégral · 3 mois$29.99
- Intégral · 1 an$69.99









