Comparison

Teacher AI vs 8

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

Head to head
About

Teacher AI

This app focuses on developing speaking confidence through natural AI-powered conversations, moving beyond traditional grammar exercises. It helps users activate vocabulary and build fluency by speaking daily in a stress-free environment. Track your progress based on words actively spoken and build consistent speaking habits.

Highlights
  • AI-powered natural conversations
  • Speaking-first approach
  • Stress-free practice environment
  • Track spoken words and progress
  • Build daily speaking habits
  • Practice multiple languages
Features
Read full description

Designed to speak a language, not just study it! Most language apps focus on exercises, grammar rules, and tapping answers. Teacher AI is different. It was designed together with some of the world’s best language learners and creators to solve the hardest part of language learning: Speaking confidently in real conversations! Built with top language creators & polyglots Teacher AI isn’t a generic language app. It’s shaped by people who have: - Learned dozens of languages to fluency - Built large audiences teaching languages online - Spoken their target languages in the real world The idea: Fluency comes from activating words by speaking, not from doing more exercises. Speaking-first, not exercise-first With Teacher AI: - You don’t just recognize words --> you use them - You don’t fill in blanks --> you talk - You don’t wait until you’re “ready” --> you start speaking now Every session is designed to turn passive knowledge into active language skills through speaking. Natural conversations that actually feel real Teacher AI’s AI tutors are built for natural, flowing conversations. - Speak freely, not in scripted drills - Respond naturally, like in real life - Practice at your own pace, without pressure Many learners say conversations in Teacher AI feel more natural than in any other language app. And because it’s stress-free, you speak more. Which is what actually builds fluency. Activate words, track real progress Teacher AI tracks what truly matters for speaking: - Words you’ve actively spoken - Daily and weekly speaking progress - Streaks that reinforce real habits - You can literally see your fluency grow as your activated word count increases. Build a daily speaking habit Consistency beats motivation. Teacher AI helps you: - Speak a little every day - Build confidence gradually - Turn speaking into a natural habit Many learners join the Speak Every Day Challenge to stay accountable and motivated. Practice speaking multiple languages Practice real conversations in languages like: - Spanish, French, German, Italian, Portuguese, English, Chinese, Japanese, Korean, Indonesian, Dutch and 20 more languages. Whether you’re learning for travel, work, or personal growth, Teacher AI helps you start speaking faster. Why Teacher AI is different - Designed with top language learners - Speaking-first approach - Natural, human-like conversations - Stress-free practice environment - Real progress tracking through spoken words If other apps helped you understand a language but not speak it, Teacher AI is for you. Start speaking today Download Teacher AI and experience stress-free, natural language speaking practice with AI tutors every day. Speak more. Activate words. Become fluent. Subscription Information Teacher AI offers auto-renewable subscriptions (monthly, 6-month, and annual) to unlock full access. Pricing is displayed at sign-up. Payment is charged to your Apple ID at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple ID Account Settings. Privacy Policy: https://yourteacher.ai/privacy-policy/ Terms Of Use: https://yourteacher.ai/terms-of-use/

About

8

Features
Read full description

Learn GRC, security, and compliance in 8-minute bites. 8-bit Bytes turns dense standards into daily, bite-size lessons — written exclusively from authoritative sources (NIST, ISO, AICPA, RFCs, official regulations) with citations down to the document section, and links to the originals in every lesson. 116 LESSONS ACROSS 18 TOPICS • Foundations: what GRC actually is, SOC 2, risk management, policy writing, ISO 27001 • Core domains: identity & access, incident response, business continuity, vendor risk, zero trust, cloud security, privacy • Control catalogs: NIST SP 800-53 and 800-171, ISO 22301, 27701, 27017, and 20000-1 • Audit & assurance: IT audit fundamentals, SOC 1, SOC 3, SOX IT general controls • Regulated regimes: PCI DSS, HIPAA, CMMC, DORA, NERC CIP, Cyber Essentials, Essential Eight, HITRUST, and the EU AI Act • Specialist tracks: privileged access & workload identity, Apple device management STUDY FOR REAL CERTIFICATIONS Lessons map to official exam objectives — CompTIA Security+, ISACA CISM and CISA, Microsoft SC-300, Okta Certified Professional, and Apple's IT certifications — with per-objective coverage you can track. LISTEN LIKE A PODCAST Studio-quality narration with read-along word highlighting, lock-screen controls, resume markers, offline downloads, and adjustable speed. Technical terms are pronounced the way practitioners say them. QUIZ YOURSELF PROPERLY 1,000+ questions: a quick check after every lesson, drawn from rotating pools so retakes actually test you, plus full chapter quizzes. MAKE IT YOURS Bookmarks, highlights, and notes collected in a Saved tab. Dark mode and adjustable text size. Streaks to keep you honest — and Byte & Co., a fictional company you build as your knowledge grows. HONEST BY DESIGN Lessons are AI-drafted exclusively from verified authoritative sources and independently fact-checked; every lesson lists its sources with links. If it is not in the source, it is not in the lesson. INDEPENDENT APP — NOT A GOVERNMENT ENTITY 8-bit Bytes is an independent educational app. It is not affiliated with, endorsed by, or representing any government entity, standards body, or certification provider. Certification names are trademarks of their respective owners, used for identification only. OFFICIAL SOURCES All government and regulatory material in the app comes from, and links to, the official publishers: • NIST publications — https://csrc.nist.gov • HIPAA (U.S. HHS) — https://www.hhs.gov/hipaa • CMMC (U.S. DoD CIO) — https://dodcio.defense.gov/cmmc/ • EU law: GDPR, DORA, EU AI Act — https://eur-lex.europa.eu • SOX (U.S. SEC) — https://www.sec.gov • Cyber Essentials (UK NCSC) — https://www.ncsc.gov.uk • Essential Eight (Australian ACSC) — https://www.cyber.gov.au • NERC CIP — https://www.nerc.com • ISO standards — https://www.iso.org • AICPA (SOC reports) — https://www.aicpa-cima.com • PCI DSS — https://www.pcisecuritystandards.org • IETF RFCs — https://www.rfc-editor.org PRICING Foundations (28 lessons) is free with ads. Unlock any other section for $0.99, or get All Access — every section, no ads, forever — for $3.99. The first lesson of every topic is always free to try.

Screenshots

Teacher AI4 screens
84 screens

Verdict

The call

The clearest difference is ads: Teacher AI at none against 8's shown. 8's advantage is update cadence (every 2 days vs fortnightly). On price, in-app purchases, device support and iOS requirement 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. Teacher AI sells 9 in-app purchases, starting at $16.00 per month and 8 sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Teacher AI ships an update fortnightly, 8 every 2 days. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

Scorecard2 real differences · 8 level
Teacher AI versus 8: the parameters behind the verdict, then further details
ParameterTeacher AI8
PriceFreeFree
Rating4.3 (266 ratings) — better—
Positive reviews46.2% of reviews—
Number of ratings266 — better—
Update frequencyFortnightlyEvery 2 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationSubscription—
DevicesiPhone, iPad — betteriPhone
Requires iOS16.4 — better17.0
Further details — not scored
Size85 MB13 MB
Age rating12+4+
DeveloperTeacher AIImpostor Software

Bugs and requests

Teacher AI

Reported bugs

26 issues
  • App logs out after a few weeks
  • Password reset link not received
  • App glitches and spins, becoming unusable
  • Low volume for some voices
  • App crashes or freezes
Show 21 more
  • AI response loading indefinitely
  • Microphone not working correctly
  • Settings deleted or unchangeable after updates
  • AI cuts off user mid-sentence
  • AI asks the same questions repeatedly
  • Subscription issues (charged after cancellation, asked to pay again)
  • App switches languages unexpectedly
  • Error messages when sending AI messages
  • AI doesn't understand basic phrases
  • AI responds in target language when user speaks English
  • Loading screen persists for minutes
  • Gender of AI interlocutor changes mid-conversation
  • Invoices sound pleasant but app is buggy
  • Last update made the app unusable
  • Dictionary box remains empty
  • Stuck on loading response, requires app restart
  • Login issues after free trial or payment
  • Problems using the microphone from browser
  • Pinyin display for Chinese characters no longer works
  • AI mishears or misunderstands speech frequently
  • App errors out before processing speech

Requested features

15 requests
  • Add Haitian Creole language
  • Option to turn off AI ending every response with a question
  • Grammar-focused chat sessions
  • More variety and creativity in topic suggestions
  • Ability to store user interactions on a personal server
Show 10 more
  • Option to hide text to focus on listening
  • Improve copy-paste functionality for checking responses
  • Add a 'translate' button on the user's side of the conversation
  • Option to correct the AI when it mishears
  • Display Pinyin alongside Chinese characters (currently not working)
  • Allow users to correct the AI when it mishears
  • Data storage for user interactions and vocabulary tracking
  • More intuitive UI for beginners
  • FAQ or documentation for app usage
  • Direct tech support channels (chat/voice)

8

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Teacher AI

Subscriptions9
  • Teacher AI - 1 month3 Days trial$16.001 Month
  • Monthly $25.003 Days trial$24.991 Month
  • Teacher AI - 1 month3 Days trial$24.991 Month
Show 6 more
  • Teacher AI - 1 month$24.991 Month
  • Teacher AI - 6 months7 Days trial$67.006 Months
  • Teacher AI - 1 year7 Days trial$97.001 Year
  • Teacher AI - 6 months7 Days trial$106.996 Months
  • Teacher AI - 6 months$106.996 Months
  • Teacher AI - 1 year7 Days trial$146.991 Year
8 purchases

8

One-time8
  • Unlock: Core Security Domains$0.99
  • Unlock Control Catalogs & Standards$0.99
  • Unlock: Audit & Assurance$0.99
Show 5 more
  • Unlock: Specialist Tracks$0.99
  • Unlock: Regulated & Sector Regimes$0.99
  • Cloud Solutions$0.99
  • HR & People$0.99
  • Unlock Everything$9.99

Questions

Is Teacher AI free?
Teacher AI is free to download, with in-app purchases available.
Is 8 free?
8 is free to download, with in-app purchases available.
Do Teacher AI or 8 have ads?
8 shows ads; Teacher AI does not.
Which is updated more often, Teacher AI or 8?
Teacher AI ships an update fortnightly, and 8 every 2 days. Most recently, Teacher AI was updated on October 14, 2026 and 8 on October 6, 2026.

Other comparisons