Comparison

Codebook vs T2S

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Codebook

This app offers AI-powered coding assistance, lessons, and a built-in code editor. It helps users learn, write, run, and test code, build portfolios, and earn certifications. Access to advanced AI models is provided.

Highlights
  • AI-powered coding assistance
  • Instructor-led coding lessons
  • Built-in code editor
  • Code execution and testing
  • Certification and rewards
  • Personalized learning plans
  • Developer portfolio builder
Features
Read full description

Unlock the Future of Coding with Codebook – The Most Affordable AI-Powered Coding Companion! Supercharge your coding journey with Codebook, the only app that gives you completely free access to the latest and greatest AI models – GPT-3 and GPT-4. Experience cutting-edge assistance, including exclusive features like sending images to GPT-3, which no other app offers! AI-Powered Coding Assistance: Get instant answers to all your coding questions with Codebook's powerful AI, ready to generate detailed, formatted code snippets and solve even the toughest bugs in seconds. Whether you're a beginner or an expert, Codebook adapts to your needs, making coding effortless and efficient. Instructor-Led Coding Lessons: Watch in-app coding lessons taught by an experienced instructor. Open a 24/7 chat to ask questions anytime and get the help you need — instantly. Run Code Instantly: Write, run, and test code in any language right within the app. With Codebook's built-in code editor, you can seamlessly switch between learning, coding, and executing, making it easier than ever to master any programming language. Earn Certifications and Rewards: Prove your skills! Complete challenges, earn rewards, and get certified by passing language-specific exams. Codebook’s personalized learning modules guide you through, so you can confidently ace the exams and showcase your certifications. Personalized Learning Plans: Take control of your learning path with tailor-made programs for any language. Codebook’s adaptive plans ensure you’re always building on your strengths and tackling new challenges, keeping your skills sharp and future-ready. Developer Portfolio Made Easy: Build a professional developer portfolio, hosted online, directly from the app. Perfect for resumes and job applications, your portfolio showcases your progress and achievements, helping you stand out in the tech world. Join a Community of Thriving Coders: Thousands of coders are already benefiting from Codebook's innovative features. Join the community and explore the new era of coding with AI as your guide! Privacy You Can Trust: We prioritize your security with Apple's privacy standards, ensuring that your data stays protected while you focus on leveling up your skills. Download Codebook today and discover how affordable, advanced, and enjoyable learning to code can be! Embrace the future of coding with AI at your side – for free. Our subscription options include the following weekly subscriptions. The subscriptions automatically renew unless canceled 24 hours before the end of the current period. - Codebook Professional - Length of Subscription: 1 week - Price: $4.99 per week - Gives access to all premium features - Codebook Professional Without Ads - Length of Subscription: 1 week - Price: $7.99 per week - Gives access to all premium features without Ads - Codebook Remove Ads - Length of Subscription: 1 week - Price: $2.99 per week - Fully removes ads from Codebook - Privacy Policy: https://qwertycode.org/legal/Codebook-Privacy-Policy.html - Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

T2S

This app uses advanced AI to convert written text into natural-sounding speech. It offers a variety of voices and languages, with a focus on high-quality audio and user accessibility. Enjoy instant conversions for documents, books, and articles on your device.

Highlights
  • High-quality AI speech synthesis
  • Multilingual voice options
  • Intuitive user interface
  • Accessibility features
  • Instant text-to-speech conversion
  • Privacy-focused processing
Features
Read full description

Transform your iOS experience with this leading-edge text-to-speech technology. Our AI voice generator brings written words to life, offering a natural and fluid auditory experience. Dive into the future of speech synthesis with an app designed to exceed expectations. Highlights: High-Quality Speech: Experience crystal-clear audio with advanced AI algorithms for precise pronunciation. Multilingual Voices: Select from a wide range of voices and languages to customize your auditory experience, ensuring versatility. User-Friendly: Navigate with ease, thanks to an intuitive interface suitable for both casual and professional users. Accessibility Focus: Inclusive features enhance the experience for users with visual or reading impairments. Instant Conversion: Enjoy real-time text-to-speech transformations, ideal for busy lifestyles. Privacy First: Your text is processed securely, maintaining the confidentiality of your information. Enhance your device with the power of AI-driven text-to-speech conversion, perfect for reading books, documents, and articles out loud, wherever you are. Payment will be charged to the credit card connected to your iTunes Account when you confirm the initial subscription purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24-hours before the end of the current subscription period. Your account will be charged for renewal within 24-hours prior to the end of the current period, and the cost of the renewal will be identified. You may manage your subscription and auto-renewal may be turned off by going to your Account Settings after the purchase. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable. Read more about our terms and conditions here: Privacy Policy: https://imageconverter.io/privacy-policy Terms of Use: https://imageconverter.io/terms-of-use Contact us: j.leisis.mba@gmail.com

Screenshots

T2S4 screens

Verdict

The call

The clearest difference is review sentiment: Codebook at 100% against T2S's 49%. Codebook also leads on rating (5.0 vs 3.3) and update cadence (every 3 days vs every 2 weeks). On price, ratings volume, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Codebook sells 20 in-app purchases, starting at $2.99 per 7 days and T2S sells 7 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Codebook holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 31 and 55 respectively. Written reviews point the same way: 100% of Codebook's written reviews are positive against 49% of T2S's.

UpkeepUpdate frequency

Codebook ships an update every 3 days, T2S every 2 weeks. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 7 level
Codebook versus T2S: the parameters behind the verdict, then further details
ParameterCodebookT2S
PriceFreeFree
Rating5.0 (31 ratings) — better3.3 (55 ratings)
Positive reviews100.0% of reviews — better48.6% of reviews
Number of ratings3155 — better
Update frequencyEvery 3 days — betterEvery 2 weeks
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size136 MB33 MB
Age rating4+4+
DeveloperNoah ClarkIgKnight Technologies Ltd

Customer experience

Codebook

All ratings30 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews20 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

T2S

All ratings55 ratings
Positive54.5%
Neutral7.3%
Negative38.2%
Written reviews35 reviews
Positive48.6%
Neutral2.9%
Negative48.6%

Bugs and requests

Codebook

Not enough reviews yet to summarise bugs or requests.

T2S

Reported bugs

11 issues
  • Cannot scroll down
  • Cannot change voice
  • App bugs from the start
  • Cannot click continue
  • Half voices send empty files
Show 6 more
  • Cannot write anything down
  • Zero letters left
  • Recording won't play without money
  • App not working
  • Buggy
  • Empty files

Requested features

3 requests
  • Ability to try all voices
  • Revert to previous version
  • Access story writing feature again

In-app purchases

20 purchases

Codebook

Subscriptions3
  • Codebook Remove Ads$2.997 Days
  • Codebook Professional$4.997 Days
  • Codebook Pro Without Ads$7.997 Days
One-time17
  • Codebook Challenge Answer$1.99
  • Codebook Widgets 1 Month$2.99
  • Codebook Challenge Refresh$2.99
Show 14 more
  • 25 Codebook Tokens$2.99
  • GPT 4 Access$2.99
  • 50 Codebook Tokens$3.99
  • Codebook Certification$3.99
  • Codebook Tokens$5.99
  • 50 Codebook Tokens2 variants$5.99
  • GPT4-Codebook$5.99
  • Codebook Remove Ads$5.99
  • 100 Codebook Tokens$8.99
  • Codebook Remove Ads$9.99
  • GPT-4 Access for Codebook$9.99
  • GPT-4 1 Month Access$12.99
  • Codebook Remove Ads$12.99
  • 1 Month Idea Hub Access$14.99
7 purchases

T2S

Subscriptions4
  • Weekly VIP$7.997 Days
  • Monthly VIP$19.991 Month
  • 3 Months$34.993 Months
Show 1 more
  • Yearly VIP$319.001 Year
One-time3
  • 1000$1.99
  • 10000$8.99
  • 100000$44.99

Questions

Is Codebook free?
Codebook is free to download, with in-app purchases available.
Is T2S free?
T2S is free to download, with in-app purchases available.
Which has better reviews, Codebook or T2S?
Codebook is rated higher. Codebook averages 5.0 out of 5 from 31 ratings, while T2S averages 3.3 from 55 ratings.
Do Codebook or T2S have ads?
Both Codebook and T2S show ads.
Which is updated more often, Codebook or T2S?
Codebook ships an update every 3 days, and T2S every 2 weeks. Most recently, Codebook was updated on October 5, 2026 and T2S on October 7, 2026.

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