Speech King vs Preposition Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Speech King
Alter your voice to sound like anyone you desire. This app uses acoustic sound memory to help you train vocalization and pronunciation by repeating sounds and comparing your speech to the original.
- Change your voice
- Practice pronunciation
- Acoustic sound memory training
- Compare original and your speech
- Targeted phonetic sound groups
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Practice American pronunciation by hearing the reference, saying it yourself, and hearing your own voice immediately. Keep the reference fresh in your ear while you listen to your own voice. Three simple controls • Play sound: listen to the American reference. • Hold to record: speak while holding, then release to hear yourself immediately. • Play both: hear the reference followed by your own recording. Targeted phonetic sets Explore 70 targeted phonetic sets, designed and brought together by a professor with 30 years of experience. Practice individual sounds, words and phrases with American Male or American Female reference recordings. See what you hear Compare labeled sound patterns, pauses, recording length, and the rise and fall of each voice on the main screen. These are listening guides, not an accent grade or a pronunciation score. Build a practice habit Return to saved recordings and listen for changes over time. Earn private pools and levels through completed practice rounds. Levels measure participation, not speech quality; there is no shared leaderboard. Private, offline practice No account is required. Voice recordings and practice history stay on your device. Review or delete your recordings in Settings.
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/
Screenshots
Verdict
Speech King 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 | Speech King | Preposition Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (6 ratings) — better | — |
| Positive reviews | 90.9% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 21 MB | 5 MB |
| Age rating | 12+ | 4+ |
| Developer | Big O, LLC. | PixiKidZone |
In-app purchases
Speech King
No in-app purchases
Preposition Pro
No in-app purchases
Questions
Is Speech King free?
Is Preposition Pro free?
Do Speech King or Preposition Pro have ads?
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