RoboSpeech vs TGSpeechBox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RoboSpeech
Convert text from various document types and web pages into natural-sounding audio. Enjoy podcast-style playback controls, save progress, and organize content with playlists. Read along with highlighted text for a hands-free listening experience.
- Text-to-audio conversion
- Import PDFs, EPUBs, DOCX, web pages, and images
- Podcast-style playback controls
- Save progress and organize with playlists
- Read along with highlighted text
- Multiple voice options
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Turn text into natural-sounding audio. RoboSpeech lets you read PDFs, web pages, EPUBs, and documents aloud with podcast-style playback controls. Whether it’s an article, a book, a document, or even an image, RoboSpeech turns your reading into a hands-free listening experience. Seamless Text Import - Share text from any app or browser using the Share button. - Import full web pages, PDFs, DOCX, EPUBs, and even images with embedded text. Listen Your Way - Control playback like a podcast—pause, rewind, or skip ahead effortlessly. - Save progress so you can pick up where you left off. - Organize your content with playlists and archives for easy access. – Choose from multiple voices, including enhanced ones available in your device’s settings. Read Along - Follow along with highlighted text in Reading Mode while the app reads to you. - Adjust font size and toggle - Follow Text for automatic scrolling. More Than Just a Reader - Edit, merge, and reorder your text entries effortlessly. - Shuffle playlists or play items in order. - Fine-tune your experience with advanced settings. Need help? A built-in guide is available in the settings, and you can contact the developer for support. Download RoboSpeech today and start listening!
TGSpeechBox
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TGSpeechBox is a high-quality speech synthesizer that works as a system voice with VoiceOver and as a standalone text-to-speech app. Features: • 26 languages with natural-sounding speech • Full VoiceOver integration — use as your primary system voice • 7 voice presets plus YAML-defined voice profiles • Deep engine tuning: pitch mode, voice tone, formant sharpness, inflection, tremor, breathiness, and more • Phoneme editor: fine-tune individual speech sounds with live preview • Pronunciation dictionary: add custom word pronunciations with IPA override support • Stress, compound, and character dictionaries for advanced control • Export and share your customizations • Adjustable sample rate (11025–44100 Hz) • Rate override and rate boost for VoiceOver • Language lock: keep your preferred language regardless of system setting • Runs entirely on-device — no internet required, no data leaves your phone TGSpeechBox uses a Klatt-style formant synthesis engine with eSpeak-ng for phoneme generation. It is open source under the MIT license. Built by a blind developer, designed for accessibility from day one.
Screenshots
Verdict
The clearest difference is price: TGSpeechBox at Free against RoboSpeech's $1.99. On update cadence, ads, in-app purchases and device support 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
TGSpeechBox is free to download; RoboSpeech costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
RoboSpeech ships an update fortnightly, TGSpeechBox weekly. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.
| Parameter | RoboSpeech | TGSpeechBox |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 17.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Andrew Cowderoy | Tamas Geczy |
In-app purchases
RoboSpeech
No in-app purchases
TGSpeechBox
No in-app purchases









