# Astra AI vs Roxy - AI Voice Companion

Astra AI records 7,356,157 monthly visits with +40.3% month-over-month growth and Freemium, Paid pricing. Roxy - AI Voice Companion records 27,212,532 monthly visits with -6.4% growth and Freemium pricing.

| Metric | [Astra AI](https://openaitools.app/tool/astra-ai) | [Roxy - AI Voice Companion](https://openaitools.app/tool/roxy) |
| :--- | :--- | :--- |
| Website URL | https://astra-ai.co | https://itunes.apple.com/app/id6737482921 |
| Categories | AI Math, AI Homework Helper, AI Language Learning, AI Teachers | AI Voice Assistants, AI Assistant, AI Chatbot, AI Language Learning |
| Pricing Model | Freemium, Paid | Freemium |
| Monthly Visits | 7,356,157 | 27,212,532 |
| MoM Growth Rate | +40.3% | -6.4% |
| Primary Market | Vietnam | United States |
| Direct Visits | 2,357,591 | 9,073,602 |
| Review Score | 4.3 | 4.1 |
| Saved Count | 5 | 3 |
| Supported Platforms | Website | App |

## Astra AI

Astra AI positions itself as a full study companion rather than a simple question-answering chatbot. Instead of dumping answers, it tutors step by step: it asks questions back, checks understanding and refuses to move on until the concept genuinely lands. The platform is designed around the material a student is actually being tested on, so every lesson, quiz and mock exam is grounded in their own coursework rather than generic internet content.

The experience combines multiple learning formats. Students can chat with the tutor, snap a photo of a problem for a walkthrough, generate flashcards, or listen to an auto-generated topic podcast. Exam Prep sets a target date and grade and then assembles a topic-by-topic schedule, while mock oral and written exams simulate the real thing and are graded so nothing catches the student off guard. Progress features like streaks, badges, mastery tracking, interactive 3D simulations and brain games round out the habit-building side.

Astra AI reports more than 19 million students and 342,000+ five-star ratings, with an average App Store rating around 4.7 stars. It offers a genuinely free starting point with no card required, and paid tiers (Plus and Sigma) unlock higher usage limits and premium features for a fraction of the cost of private tutoring.

**Pricing & Plans:** Freemium with paid upgrades. A free tier lets students start without a credit card; Astra AI Plus is aimed at everyday learning and a higher tier called Sigma targets serious exam studying. Annual and monthly billing options are available. Check the official pricing page for current rates.

- **Exam Prep Study Plans:** Upload your notes, slides or past papers, set your exam date and target grade, and Astra assembles a topic-by-topic revision plan built around exactly what you'll be tested on.
- **Step-by-Step AI Tutor:** Ask by typing, speaking or snapping a photo. The tutor explains concepts at your level, asks follow-up questions and keeps going until the idea actually clicks.
- **Multi-Format Learning:** Generate guided lessons, flashcards, quizzes, true/false and smart-text exercises, plus an auto-generated podcast so every learning style is covered.
- **Graded Mock Exams:** Practise with realistic oral and timed written mock exams that get graded, so you know where you stand before the real thing.
- **Mastery Tracking & Streaks:** See mastery percentages, learning time and knowledge gaps, and stay motivated with daily streaks, milestone badges and brain games.

**Strengths:** Builds study plans from your own notes and past papers, not random internet content; Wide format variety: chat, quizzes, flashcards, podcasts and mock exams in one place; Free to start with no credit card required; Strong social proof with millions of students and high app-store ratings

**Limitations:** Full power, including unlimited tutoring and mock exams, is gated behind paid tiers; Feature depth is greatest for exam-based study, which may suit less self-directed exploration; Pricing details are shown inside the app rather than a public static page

[Profile (Markdown)](https://openaitools.app/tool/astra-ai.md)

## Roxy - AI Voice Companion

Roxy turns your phone into a conversational companion that you interact with entirely by voice. Launch it and speak naturally; the app understands what you say and answers aloud, so it works well in situations where your hands and eyes are busy - driving with CarPlay, cooking, exercising or unwinding. The developer positions it less as a productivity chatbot and more as an always-available voice friend you can chat with about everyday topics.

Beyond plain conversation, Roxy packs a set of voice-driven activities. It plays trivia, word puzzles and 20-questions style games, offers interactive language practice and instant translation, and will humorously "roast" movies and TV shows or discuss books you are reading. In newer versions you can choose which underlying language model powers the conversation - including Claude, DeepSeek, Gemini or a custom model - and you can rename Roxy and adjust her behaviour. A subscription removes usage limits, and the developer states that certain regions can also lift soft language restrictions.

The app requires iOS 15 or later and is rated 13+ because some content themes are aimed at an older audience. It is a downloadable App Store product rather than a web platform, and access to the full experience is sold through auto-renewable in-app subscriptions.

**Pricing & Plans:** Free to download with in-app purchases. The App Store listing shows auto-renewable subscriptions of roughly $9.99 per month and $99.99 per year for full features, and a free tier is available with limits removed in newer versions. Prices vary by region and are charged through your Apple account.

- **Hands-Free Voice Conversation:** Talk to Roxy naturally in a voice-first interface and hear spoken replies, so you can use the app while driving, cooking or relaxing without touching your phone.
- **Voice-Based Games:** Play trivia, word puzzles, 20 questions and other casual games using only your voice for entertainment on the go.
- **Language Practice & Translation:** Hold interactive conversations to practise a new language, or ask for instant translations when you need them.
- **Choose Your AI Model:** Recent versions let you pick the underlying language model - Claude, DeepSeek, Gemini or your own custom model - to shape how conversations feel.
- **Customisable Companion:** Rename Roxy and adjust her behaviour so the companion fits your preferences, with regular updates adding features over time.

**Strengths:** Genuinely hands-free voice-first design, useful while driving or busy; Multiple activities beyond chat: games, translation and language practice; Lets you choose the underlying AI model, including custom ones; Available directly on the App Store with clear subscription tiers

**Limitations:** Only available for iPhone and iPad; no Android or web version; Some features and uncensored behaviour depend on region; Review volume is still low, so long-term reliability is hard to gauge

[Profile (Markdown)](https://openaitools.app/tool/roxy.md)

## Frequently Asked Questions

### How do Astra AI and Roxy - AI Voice Companion compare in monthly traffic?

Astra AI has 7,356,157 monthly visits, while Roxy - AI Voice Companion has 27,212,532. Traffic estimates describe audience size, not product quality.

### How do their growth rates compare?

Astra AI has a month-over-month growth rate of +40.3%; Roxy - AI Voice Companion has -6.4%.

### How does pricing compare?

Astra AI: Freemium, Paid. Freemium with paid upgrades. A free tier lets students start without a credit card; Astra AI Plus is aimed at everyday learning and a higher tier called Sigma targets serious exam studying. Annual and monthly billing options are available. Check the official pricing page for current rates. Roxy - AI Voice Companion: Freemium. Free to download with in-app purchases. The App Store listing shows auto-renewable subscriptions of roughly $9.99 per month and $99.99 per year for full features, and a free tier is available with limits removed in newer versions. Prices vary by region and are charged through your Apple account.

## Alternatives

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [ChatGPT](https://openaitools.app/tool/chatgpt-4) | 6,048,022,723 | +2.2% | Freemium | Offers industry-leading conversational voice capabilities and broad reasoning, though it lacks specialized roleplay games. | [.md](https://openaitools.app/tool/chatgpt-4.md) |
| 2 | [Google Gemini](https://openaitools.app/tool/gemini-gemini-advanced) | 2,637,398,242 | -0.1% | Freemium | Provides fluid multimodal voice interactions and massive context integration, but is less tailored for casual companion games. | [.md](https://openaitools.app/tool/gemini-gemini-advanced.md) |
| 3 | [Grok](https://openaitools.app/tool/grok) | 203,846,050 | -0.8% | Freemium | Delivers real-time conversational assistance with live web integration, but lacks dedicated hands-free voice companion modes. | [.md](https://openaitools.app/tool/grok.md) |
| 4 | [DeepL](https://openaitools.app/tool/deepl) | 95,110,871 | -1.7% | Freemium | Excels at high-accuracy translation and real-time voice translation, but does not offer conversational companion gameplay. | [.md](https://openaitools.app/tool/deepl.md) |
| 5 | [Gizmo](https://openaitools.app/tool/gizmo-ai) | 9,273,984 | +18.2% | Freemium | AI study app that converts notes, PDFs, and videos into interactive flashcards and gamified quizzes. | [.md](https://openaitools.app/tool/gizmo-ai.md) |
| 6 | [Solvely AI](https://openaitools.app/tool/solvely-ai) | 4,526,289 | +134% | Freemium | All-in-one student study platform that solves homework problems, predicts exams, and generates custom flashcards. | [.md](https://openaitools.app/tool/solvely-ai.md) |
| 7 | [Knowt](https://openaitools.app/tool/knowt-com) | 4,183,953 | +5.4% | Free | Free study platform that automatically generates flashcards and practice tests from your lecture notes and files. | [.md](https://openaitools.app/tool/knowt-com.md) |
| 8 | [Brilliant](https://openaitools.app/tool/brilliant) | 2,426,610 | -11.9% | Freemium | Interactive learning platform teaching math and science through hands-on visual puzzles and guided AI tutoring. | [.md](https://openaitools.app/tool/brilliant.md) |
| 9 | [RevisionDojo](https://openaitools.app/tool/revisiondojo) | 2,210,628 | -3.2% | Freemium | Online exam preparation platform combining course study materials with an interactive AI study tutor. | [.md](https://openaitools.app/tool/revisiondojo.md) |
| 10 | [StudyFetch](https://openaitools.app/tool/study-fetch) | 1,750,520 | +1.7% | Freemium | AI learning platform that turns course materials into interactive flashcards, quizzes, study notes, and video explainers. | [.md](https://openaitools.app/tool/study-fetch.md) |

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Source: https://openaitools.app/compare/astra-ai-vs-roxy

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