Speechify's core reading loop is a weekend build: import documents, extract text, read it aloud with a natural local voice, highlight the current sentence, and save progress. The gap is product depth, including the size and consistency of Speechify's hosted voice catalog, OCR and mobile capture, cross-device sync, cloud-drive integrations, voice typing, AI podcasts, and document chat.
Der Moat
Ein Moat ist der Burggraben um ein Produkt: alles, was ein Nachbau nicht einfach mitkopieren kann, etwa Nutzer, Daten, Verträge oder Vertrauen. Je tiefer der Graben, desto eher lohnt sich das Abo trotz KI-Agent.Zuverlässigkeit und sauberer Feinschliff sparen dauerhaft Arbeit.
Trainierte Modelle und die nötige Rechenleistung bleiben beim Anbieter.
Viele Schnittstellen brauchen OAuth, Pflege und zuverlässige Synchronisierung.
Der Prompt
Build a local-first personal document reader that covers Speechify's core loop. Use Node.js 22, Express, better-sqlite3, and vanilla browser JavaScript; do not offer alternative stacks. Serve only on 127.0.0.1 by default and require no account. Import pasted text and TXT, Markdown, HTML, PDF, EPUB, PNG, and JPEG files. Use Mozilla Readability for HTML, PDF.js for PDFs, epub.js for EPUBs, and Tesseract.js for image OCR. Normalize extracted content into chapters and paragraphs while preserving headings. Send sentence-sized chunks to a local OpenAI-compatible Kokoro TTS server and cache the returned audio. Let the user choose a local voice, playback rate, and volume per document. Highlight the current sentence and scroll it into view as its audio plays. Add play, pause, stop, sentence skip, chapter skip, and click-any-paragraph to start. Save document metadata, extracted text, current position, and reading settings in SQLite. Build a library with recent documents, progress, search, delete, and plain-text export. Accept public webpage URLs only after blocking loopback, private, link-local, and non-HTTP addresses, including redirects. Keep uploaded files and extracted text local; make no cloud calls except a URL the user asks to import. Do not require a hosted speech API or an API key. Include clear empty, extracting, ready, playing, paused, and recoverable error states. Reject oversized or unsupported uploads and use safe generated filenames. Write focused tests for each parser, saved reading position, and blocked private-network URLs. Add one end-to-end test that imports a document, starts playback, and resumes its saved position. Create a README with setup, supported formats, data location, backup, deletion, and test commands. Do not add accounts, billing, telemetry, analytics, or public hosting. Deliberately leave out mobile apps, cross-device sync, Speechify's hosted voice catalog, voice cloning, voice typing, AI podcasts, and document chat. Finish by running the tests and listing the exact commands used.
Lies, was Entscheider lesen.
Jeden Sonntag das Wichtigste aus der KI-Welt. Kompakt, verständlich, praxisnah. Schließe dich über 4.500 Lesern an.
100 % kostenlos. Jederzeit mit einem Klick abmeldbar.
People still pay for Speechify because it turns many document formats into reliable audio across phones, browsers, and desktops without setup. The subscription buys polished capture, a larger ready-to-use voice catalog, sync, integrations, and the newer voice and AI workflows around the reader.
Für den Eigenbedarf reicht der Eigenbau oben meistens.
| Plan | Monatlich | Jährlich (pro Monat) | Enthalten |
|---|---|---|---|
| Free | 0 € / flat | 0 € | 10 robotic voices; listening up to 1.5× speed; text-to-speech only; current pricing page publishes no word/time cap. |
| Premium | 25,01 € / flat | 9,99 € | 1,000+ natural voices; 60+ languages; up to 5× listening speed; scan/listen, AI summaries/chat, cloud-drive integrations. |
| Enterprise & EDU | n. a. / user | n. a. | Custom users, administration, accessibility deployment, and support. |
Geprüft am 10.08.2026 · Quelle · aus USD umgerechnet, der EUR-Preis beim Anbieter kann abweichen
Preis, Nachbau und Ersparnis von Speechify auf einen Blick.
Speechify kostet im Plan „Premium" 25,01 € pro Monat (geprüft am 10.08.2026). Gratis-Version: The free plan reads text aloud at up to 1.5x speed with 10 basic voices.
Jein, Wochenendprojekt: Speechify's core reading loop is a weekend build: import documents, extract text, read it aloud with a natural local voice, highlight the current sentence, and save progress. The gap is product depth, including the size and consistency of Speechify's hosted voice catalog, OCR and mobile capture, cross-device sync, cloud-drive integrations, voice typing, AI podcasts, and document chat.
Beim Eigenbau verzichtest du auf: Speechify's 1000+ hosted voices and consistent quality across devices, mobile scanning and polished OCR capture, cross-device sync and offline native apps, Google Drive, Dropbox, and OneDrive integrations, voice typing, AI podcasts, and document chat.
Das Abo kostet 25,01 € pro Monat — aufs Jahr gerechnet sparst du rund 300,12 €.
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