Sermora vs Preposition Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sermora
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Learn a new language with real-life words and sentences using Sermora. Choose your language pair from Turkish, English, and Spanish, and explore content organized into 100 categories with CEFR-level words and sentences. Listen to natural pronunciation with text-to-speech and practice speaking using your device's microphone. Read sentences aloud and get instant, word-by-word pronunciation feedback. Reinforce what you learn with listening, matching, multiple-choice, dictation, sentence ordering, and sentence reading exercises. Track your learning progress with a scoring system, daily streaks, an activity heatmap, and detailed statistics. View your total score and your performance over the last 7 days. Key features: · Turkish, English, and Spanish support · 100 categories · CEFR-level content · Real-life words and sentences · 6 different exercise types · Word- and sentence-focused exercises · Text-to-speech and speech recognition · Word-by-word pronunciation evaluation · Scoring system and 7-day progress tracking · Current and longest streak · Activity heatmap · Completely free and ad-free
Preposition Pro
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English prepositions are small words, but they are easy to mix up. Even when you know the rules, a real sentence can still make you hesitate: in, on, or at? To or for? Preposition Pro helps you build natural intuition through short, personalized practice—without memorizing endless rules. After a quick assessment, the app adapts to your answers, identifies your weak spots, and intelligently revisits what you still need to practice. WHY IT WORKS • Short, focused practice with natural-sounding sentences • Personalized questions based on your answers • Smart repetition for difficult prepositions • Instant feedback after every answer • Six categories: time, place, movement, manner, purpose, and abstract usage • Recurring mistake detection and focused practice • Built-in vocabulary support while you learn • Daily goals, mastery levels, and detailed progress tracking • An interface available in eight languages • Works offline, with no account required SHORT, EFFECTIVE LEARNING Choose the missing preposition in each sentence and find out immediately whether your answer is correct. Practice for a few minutes each day or complete longer sessions whenever you have more time. START FOR FREE The Time category and up to 10 practice questions per day are available for free. An optional one-time purchase unlocks every category, unlimited practice, detailed statistics, and adjustable session length. No subscription. No ads. Stop guessing whether to use in, on, at, to, for, or by. Build the intuition to choose the right preposition naturally. End User License Agreement https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy https://pixikidzone.com/privacy-policy/
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Verdict
Sermora and Preposition Pro are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | Sermora | Preposition Pro |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Firat Ilhan | PixiKidZone |
In-app purchases
Sermora
No in-app purchases
Preposition Pro
No in-app purchases









