SayWave vs Open Sync
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SayWave
Convert text to natural-sounding speech and speech to text privately and offline. Supports multiple languages, accents, and export formats. Read PDFs, scan text from images, and save conversations.
- Text to speech with natural Apple voices
- Offline speech to text transcription
- Import and read PDFs
- Scan text from images
- Export audio in multiple formats
- Save and search conversations
- iMessage app and Apple Watch integration
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Turn text into natural speech — and speech into text. Instantly, privately, everywhere. Even offline. SayWave is the fastest way to speak and be heard. Type anything and hear it in stunning, natural Apple voices. Or tap the mic and watch your words appear as you talk — transcribed entirely on your device. TEXT TO SPEECH • Every Apple voice, every language and accent — including Premium and Enhanced voices • Follow along as each word is highlighted while it's spoken • Continuous Reading: one message flows into the next, hands-free • Reading speed from 0.5x to 3x — you set the pace • Tap any message to hear it again, anytime SPEECH TO TEXT • Unlimited on-device transcription — fast, accurate, and private • Automatic end-of-speech detection: just stop talking, and your words become text • Dictate in dozens of languages READ ANYTHING • Import PDFs — every page becomes its own tappable message • Point your camera at any text, or pick a photo — instant text recognition • Share PDFs from WhatsApp, Mail, or Files straight into SayWave with "Open in SayWave" YOUR CONVERSATION, SAVED • A clean chat-style view keeps everything you've spoken and typed • Search, edit, share, or select multiple messages at once • Polish your text with Apple Intelligence Writing Tools SHARE AS AUDIO • Export anything you write as MP3, M4A, WAV, AIFF, or FLAC • Files named by date and time — ready to send anywhere EVERYWHERE YOU ARE • iMessage app: dictate and insert text right in your chats • Apple Watch: speak from your wrist • Home Screen quick actions and Siri shortcuts for instant dictation • Designed for iPhone and iPad PRIVATE BY DESIGN • Works completely offline — no internet connection required • No data collection. Ever. Your voice never leaves your device. BUILT FOR EVERYONE • Full VoiceOver support, Dynamic Type, Reduce Motion, and more • Localized in 29 languages • Free Family Sharing included Download SayWave and give your words a voice. Terms of use : https://iapps.app/Terms Privacy-policy: https://iapps.app/Privacy
Open Sync
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Open Sync es tu compañero inteligente para la gestión de gastos empresariales. Diseñada para profesionales y empleados que necesitan llevar un control preciso de sus gastos de trabajo. CARACTERÍSTICAS PRINCIPALES • Registro Fácil de Gastos Añade tus gastos manualmente o escanea recibos rápidamente con la cámara. Toda la información se extrae automáticamente: importe, comercio, fecha y más. • Sincronización con la Nube Tus datos están seguros y accesibles desde cualquier dispositivo. Sincroniza tus gastos y accede a ellos cuando los necesites. • Categorización Inteligente Organiza tus pagos por proyectos o categorías. Asigna cada gasto a la categoría correcta para un seguimiento detallado. • Geolocalización Automática Cada pago se etiqueta automáticamente con su ubicación, facilitando la identificación y auditoría de gastos. • Gestión de Tarjetas Añade y gestiona múltiples tarjetas de crédito o débito. Asigna cada gasto a la tarjeta correcta automáticamente. • Seguridad Avanzada Protege tu información financiera con autenticación biométrica (Face ID / Touch ID) y PIN de recuperación. Tus datos están cifrados localmente. • Estadísticas y Reportes Visualiza tus gastos por categoría, periodo y proyecto. Identifica patrones de gasto con gráficos intuitivos. • Soporte Multimoneda Trabaja con múltiples divisas. Los gastos se convierten automáticamente a tu moneda preferida usando tasas históricas. • Adjuntar Recibos Captura y adjunta fotos de tus recibos o documentos PDF. Toda la documentación en un solo lugar. • Sincronización con la Empresa Envía tus gastos directamente a tu empresa para reembolsos. Seguimiento del estado de cada gasto: pendiente, aprobado, pagado. IDEAL PARA • Empleados que necesitan gestionar gastos de trabajo • Profesionales autónomos que necesitan control de gastos • Equipos que requieren sincronización de gastos con sistemas empresariales • Cualquier persona que desee un control exhaustivo de sus transacciones PRIVACIDAD Y SEGURIDAD Open Sync toma la privacidad muy en serio: • Los gastos no sincronizados permanecen privados en tu dispositivo • La ubicación se cifra en tránsito y nunca se usa para publicidad • Autenticación biométrica para acceso seguro • Base de datos local cifrada con SQLCipher FACILIDAD DE USO • Interfaz limpia e intuitiva • Modo oscuro para mayor comodidad • Soporte multiidioma (Español, Inglés, Francés, Alemán, Italiano) • Onboarding guiado para nuevos usuarios SOPORTE TÉCNICO ¿Necesitas ayuda? Contáctanos en support@wenalyze.com Open Sync es parte del ecosistema Wenalyze, diseñado para simplificar la gestión financiera de empresas y profesionales. Descarga Open Sync hoy y transforma la manera en que gestionas tus gastos empresariales.
Screenshots
Verdict
The clearest difference is in-app purchases: Open Sync at none against SayWave's 2. Open Sync also leads on iOS requirement (15.6 vs 26.4). SayWave's advantage is device support (4 vs 2). On price and ads 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. SayWave sells 2 in-app purchases, starting at $9.99 per month. Open Sync asks for nothing beyond the download.
| Parameter | SayWave | Open Sync |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (166 ratings) — better | — |
| Positive reviews | 81.4% of reviews | — |
| Number of ratings | 166 — better | — |
| Update frequency | Fortnightly | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, Mac, Apple Watch — better | iPhone, iPod |
| Requires iOS | 26.4 | 15.6 — better |
| Further details — not scored | ||
| Size | 12 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Maryam Derakhshesh | Wenalyze S.L. |
Bugs and requests
SayWave
Reported bugs
10 issues- Forward and backward option not working after iOS update
- App freezes when requesting 'get audio'
- Ebook reader exports texts and then reads them
- Speech reading is terrible, pronunciation slows down
- App does not work on iPad
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- Playback location setting doesn't work
- Freezes for 10 seconds when pressing play
- Does not keep PDF formatting
- Text conversion from images is unreadable
- Does not sync to other devices
Requested features
9 requests- Update for iOS compatibility
- Improve audio player controls
- Option to change speaker voice
- Improvements in interface/highlighting
- Browser integration
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- Apple Watch controller
- iMessage app for easier sharing
- Play again on records
- Voice recorder feature
Open Sync
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SayWave
- Monthly Subscription$9.991 Month
- Yearly Subscription3 Days trial$24.991 Year
Open Sync
No in-app purchases









