OfflineTTS vs TGSpeechBox
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
OfflineTTS
Read full descriptionHide full description
OfflineTTS - Your Ultimate FREE Offline Text-to-Speech Assistant Transform any text into natural, fluent speech completely free, no internet required. Whether you are learning a language, reading long articles, or need accessibility support, FreeOfflineTTS is your perfect companion. --- ## Key Features ### Multi-Language Support Chinese (Mandarin) - 8 premium voices (male and female) American English - 19 natural voice styles British English - 8 authentic UK voices French (Francais) Spanish (Espanol) Italian (Italiano) Portuguese (Portugues) Hindi ### 100% Offline and Private No internet connection needed Zero data usage Your data never leaves your device Complete privacy protection ### Perfect For Audiobooks and Reading - Convert articles, eBooks into audio Language Learning - Practice authentic pronunciation Accessibility - Voice support for visually impaired users Content Creation - Add narration to videos Proofreading - Listen while you edit Creative Projects - Character voices, storytelling ### Powered by Advanced AI Built on Kokoro and Sherpa-onnx open-source engines ONNX Runtime accelerated for optimal performance Natural, human-like voice quality --- ## How It Works 1. Select your target language 2. Choose your preferred voice style 3. Type or paste your text 4. Tap to play and listen instantly --- ## Why Choose OfflineTTS? Totally Free - No subscriptions, no hidden fees Works Offline - No internet connection required Privacy First - Your data stays on your device 8+ Languages - Comprehensive language support 50+ Voices - Huge variety of voice styles --- Download Now and make your text come alive. Let your content be heard!
TGSpeechBox
Read full descriptionHide full description
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 ā 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 (11025ā44100 Hz) ⢠Rate override and rate boost for VoiceOver ⢠Language lock: keep your preferred language regardless of system setting ⢠Runs entirely on-device ā 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 update cadence: OfflineTTS at every 3 days against TGSpeechBox's weekly. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OfflineTTS ships an update every 3 days, TGSpeechBox weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | OfflineTTS | TGSpeechBox |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days ā better | Weekly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod ā better | iPhone, iPad |
| Requires iOS | 15.1 ā better | 16.0 |
| Further details ā not scored | ||
| Size | 82 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | ę·±å³åøåé„“åę°ē§ęęéå ¬åø | Tamas Geczy |
In-app purchases
OfflineTTS
No in-app purchases
TGSpeechBox
No in-app purchases








