text to speech conversion

Question

We are making iPhone app where client want reminder as voice message.

Requirement is user will set time and text they want for for reminder.

Using text, I will c

Answer 1

This works iOS 7 onwards ONLY

Below is the code I used.

NSString *myStr;

//    myStr = @"Hello friend, how are you?";
myStr = @"مرحبا صديق، كيف حالك؟";

AVSpeechSynthesizer *synthesizer = [[AVSpeechSynthesizer alloc]init];

AVSpeechUtterance *utterance = [AVSpeechUtterance speechUtteranceWithString:myStr];
[utterance setRate:0.2f];
//    utterance.voice = [AVSpeechSynthesisVoice voiceWithLanguage:@"en-us"];
utterance.voice = [AVSpeechSynthesisVoice voiceWithLanguage:@"ar-SA"];
[synthesizer speakUtterance:utterance];

Imports used are

#import <AVFoundation/AVFoundation.h>
#import <QuartzCore/QuartzCore.h>

Languages supported are as below.

Arabic (Saudi Arabia) - ar-SA
Chinese (China) - zh-CN
Chinese (Hong Kong SAR China) - zh-HK
Chinese (Taiwan) - zh-TW
Czech (Czech Republic) - cs-CZ
Danish (Denmark) - da-DK
Dutch (Belgium) - nl-BE
Dutch (Netherlands) - nl-NL
English (Australia) - en-AU
English (Ireland) - en-IE
English (South Africa) - en-ZA
English (United Kingdom) - en-GB
English (United States) - en-US
Finnish (Finland) - fi-FI
French (Canada) - fr-CA
French (France) - fr-FR
German (Germany) - de-DE
Greek (Greece) - el-GR
Hindi (India) - hi-IN
Hungarian (Hungary) - hu-HU
Indonesian (Indonesia) - id-ID
Italian (Italy) - it-IT
Japanese (Japan) - ja-JP
Korean (South Korea) - ko-KR
Norwegian (Norway) - no-NO
Polish (Poland) - pl-PL
Portuguese (Brazil) - pt-BR
Portuguese (Portugal) - pt-PT
Romanian (Romania) - ro-RO
Russian (Russia) - ru-RU
Slovak (Slovakia) - sk-SK
Spanish (Mexico) - es-MX
Spanish (Spain) - es-ES
Swedish (Sweden) - sv-SE
Thai (Thailand) - th-TH
Turkish (Turkey) - tr-TR

Reference

Answer 2

Starting from iOS7, Apple already provide that in its SDK as per below:

Apple documentation

Answer 3

Use AVSpeechSynthesizer

AVSpeechSynthesizer *synthesizer = [[AVSpeechSynthesizer alloc]init];
AVSpeechUtterance *utterance = [AVSpeechUtterance speechUtteranceWithString:@"Some random text that you want to be spoken"];
[utterance setRate:0.7];
[synthesizer speakUtterance:utterance];

Reference