# DeepSeek vs Mathful

DeepSeek records 372,761,591 monthly visits with +4.3% month-over-month growth and Freemium pricing. Mathful records 31,128 monthly visits with -15.2% growth and Freemium pricing.

| Metric | [DeepSeek](https://openaitools.app/tool/deepseek) | [Mathful](https://openaitools.app/tool/mathful-com) |
| :--- | :--- | :--- |
| Website URL | https://www.deepseek.com | https://www.mathful.com |
| Categories | Large Language Models (LLMs), Open Source AI Models, AI API, AI Chatbot | AI Math, AI Homework Helper, AI OCR, AI Assistant |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 372,761,591 | 31,128 |
| MoM Growth Rate | +4.3% | -15.2% |
| Primary Market | China | Colombia |
| Direct Visits | 291,585,405 | 10,795 |
| Review Score | 4.8 | 4.3 |
| Saved Count | 44 | 8 |
| Supported Platforms | Website | Website |

## DeepSeek

DeepSeek (Hangzhou DeepSeek Artificial Intelligence Co., Ltd.) is a frontier AI research organization that disrupted the global LLM market by pairing open-weight transparency with breakthrough Mixture-of-Experts (MoE) and reinforcement-learning reasoning efficiency. Following the landmark releases of DeepSeek-V3 and the peer-reviewed DeepSeek-R1 reasoning model, DeepSeek introduced the DeepSeek-V4 generation in 2026—featuring a hybrid attention architecture and a native 1-million-token context window across DeepSeek-V4-Pro (1.6T total parameters, 49B active per token) and DeepSeek-V4.1-Flash (284B total parameters, 13B active per token).

Users can interact with DeepSeek in three ways: completely free through the consumer web portal (chat.deepseek.com) and mobile apps with one-click toggles for deep thinking and live web search; via DeepSeek's hosted, OpenAI-compatible developer API; or by self-hosting DeepSeek's open-weight checkpoints (including V3, R1, Prover-V2, and distilled Qwen/Llama variants) on private infrastructure. The models excel at competitive mathematics, algorithm design, repository-level software engineering, and structured data extraction, with automatic context caching on the API that slashes repeated prompt costs by over 95%.

In late 2026, DeepSeek remains the price-performance benchmark for developers and automation workflows. While the consumer chat interface remains free without a mandatory $20/month subscription tier, the developer API transitioned in late 2026 to two primary endpoints—`deepseek-flash` and `deepseek-v4-pro`—with time-of-day pricing. Off-peak API calls cost just $0.15 per million input tokens ($0.003 on cache hits) and $0.60 per million output tokens on Flash, and $0.66 input / $1.98 output on V4-Pro, making it a fraction of the cost of comparable Western frontier models.

**Pricing & Plans:** Free web and mobile chat app at chat.deepseek.com; pay-as-you-go OpenAI-compatible API with off-peak rates at $0.15/1M input ($0.003 cache hit) and $0.60/1M output for deepseek-flash (V4.1-Flash), and $0.66/1M input ($0.022 cache hit) and $1.98/1M output for deepseek-v4-pro (peak weekday UTC hours bill at 2x).

- **DeepSeek-V4 Hybrid Attention & 1M Context:** Leverages a sparse Mixture-of-Experts architecture (49B active parameters out of 1.6T on V4-Pro) to process up to 1 million tokens with minimal latency and memory overhead.
- **Transparent Chain-of-Thought Reasoning:** Pioneered by DeepSeek-R1 and integrated into V3.2 and V4 thinking modes, exposing step-by-step self-verification for complex math, logic, and code debugging.
- **Automatic Context Caching & Off-Peak API Pricing:** Drops input token costs to $0.003/1M on Flash and $0.022/1M on V4-Pro for cache hits, with 50% lower rates during off-peak UTC hours.
- **Free Consumer Web & Mobile Assistant:** Provides free access at chat.deepseek.com and on iOS/Android with document uploads, reasoning mode, and web search without paywalling core models.
- **Open-Weight Ecosystem & Self-Hosting Freedom:** Offers open weights for DeepSeek-V3, R1, Distill variants, and Prover models on Hugging Face and GitHub so enterprises can deploy within air-gapped environments.

**Strengths:** Completely free consumer web and mobile app with deep reasoning and web search included; Ultra-low API token rates ($0.15/$0.60 on Flash, $0.66/$1.98 on V4-Pro off-peak) with up to 98% savings on cached inputs; Drop-in OpenAI API compatibility makes switching or routing between models effortless; Strong open-weight lineage allows teams to self-host or fine-tune models without vendor lock-in

**Limitations:** Hosted API and web app store data on servers in China, prompting compliance restrictions for some Western enterprises and government agencies; Peak-hour API pricing (01:00–04:00 and 06:00–10:00 UTC on weekdays) doubles per-token costs compared to off-peak rates; Lacks native voice mode, video generation, and productivity suite integrations offered by ChatGPT and Google Gemini

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

## Mathful

Mathful positions itself as a "photo math" assistant: instead of hunting for answers in the back of a textbook, you point the tool at a question and it lays out the method as well as the result. Input can be typed directly into the solver, pasted as an image, or scaled up in the built-in calculator, which handles arithmetic, linear and quadratic equations, derivatives, integrals and matrix operations. The selling point is not just the final answer but the intermediate steps, so the output doubles as a study aid.

The product markets itself as a more precise alternative to general-purpose conversational assistants for math, claiming around 98% accuracy and coverage of more than ten math branches. Because it is purpose-built for equations rather than open-ended chat, it tends to produce structured, notation-aware answers. It also advertises round-the-clock availability and encrypted transmission of user input.

Mathful runs on a freemium model. A free tier lets you try the solver and photo upload with limited daily credits; the Monthly Pro plan removes some limits and the Yearly Pro plan unlocks unlimited problem solving and image uploads. It is aimed primarily at students, parents helping with homework, and self-learners who want to see the reasoning rather than just a number.

**Pricing & Plans:** Freemium. A free tier is available for trying the math solver and photo upload. Monthly Pro costs $9.90/month with 30 solved problems and 30 image uploads per day. Yearly Pro costs $4.90/month (billed annually) and includes unlimited math problem solving and unlimited image uploads, plus priority support. Subscriptions renew automatically unless cancelled.

- **Photo math solver:** Upload or paste a picture of a math problem and Mathful scans it, interprets the notation and produces a worked solution instead of just a raw number.
- **Step-by-step explanations:** Every answer comes with the intermediate working, so you can follow the method and use the output as a study reference rather than a shortcut.
- **10+ math branches covered:** Handles arithmetic, word problems, pre-algebra and algebra, geometry, trigonometry, pre-calculus and calculus, statistics, matrix operations and more.
- **Built-in step calculator:** A dedicated calculator mode handles linear and quadratic equations, derivatives, integrals and matrix operations, showing the steps for each calculation.
- **Daily and unlimited plans:** The free tier caps questions, while the Yearly Pro plan removes caps entirely for heavy users, students and educators.

**Strengths:** Photo input removes the need to retype complex equations with special notation; Answers include the full working, which makes the tool useful for learning, not just answer-checking; Broad subject coverage spanning arithmetic through calculus, matrices and statistics; Free tier and a discounted yearly plan keep the entry cost low

**Limitations:** Free usage is capped and the monthly Pro plan still limits daily questions and image uploads; Accuracy claims are self-reported, so results on advanced or ambiguous problems should still be sanity-checked; Requires a paid subscription to lift limits, with automatic renewal unless cancelled

[Profile (Markdown)](https://openaitools.app/tool/mathful-com.md)

## Frequently Asked Questions

### How do DeepSeek and Mathful compare in monthly traffic?

DeepSeek has 372,761,591 monthly visits, while Mathful has 31,128. Traffic estimates describe audience size, not product quality.

### How do their growth rates compare?

DeepSeek has a month-over-month growth rate of +4.3%; Mathful has -15.2%.

### How does pricing compare?

DeepSeek: Freemium. Free web and mobile chat app at chat.deepseek.com; pay-as-you-go OpenAI-compatible API with off-peak rates at $0.15/1M input ($0.003 cache hit) and $0.60/1M output for deepseek-flash (V4.1-Flash), and $0.66/1M input ($0.022 cache hit) and $1.98/1M output for deepseek-v4-pro (peak weekday UTC hours bill at 2x). Mathful: Freemium. Freemium. A free tier is available for trying the math solver and photo upload. Monthly Pro costs $9.90/month with 30 solved problems and 30 image uploads per day. Yearly Pro costs $4.90/month (billed annually) and includes unlimited math problem solving and unlimited image uploads, plus priority support. Subscriptions renew automatically unless cancelled.

## 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 | Provides stronger multi-modal reasoning and agentic tools, but lacks DeepSeek's ultra-low-cost API pricing. | [.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 | Offers an enormous context window and deep Google ecosystem integration, but feels less specialized for pure reasoning tasks. | [.md](https://openaitools.app/tool/gemini-gemini-advanced.md) |
| 3 | [Claude](https://openaitools.app/tool/claude-2) | 1,253,439,413 | +23.8% | Freemium | Delivers superior long-form coding artifacts and nuanced writing, but lacks DeepSeek's specialized open-weight reasoning models. | [.md](https://openaitools.app/tool/claude-2.md) |
| 4 | [Grok](https://openaitools.app/tool/grok) | 203,846,050 | -0.8% | Freemium | Features real-time X social data integration, but is less cost-effective for dedicated developer coding workflows. | [.md](https://openaitools.app/tool/grok.md) |
| 5 | [Perplexity](https://openaitools.app/tool/perplexity-ai) | 88,310,223 | -3.7% | Freemium | Real-time AI answer engine and research workspace combining live web citations with frontier reasoning models. | [.md](https://openaitools.app/tool/perplexity-ai.md) |
| 6 | [Qwen 4 (Alibaba Qwen4)](https://openaitools.app/tool/qwen-4) | 35,101,353 | -6.2% | Freemium | Provides comparable open-weight foundation models and multilingual performance, but requires self-hosting or third-party inference setup. | [.md](https://openaitools.app/tool/qwen-4.md) |
| 7 | [Cursor](https://openaitools.app/tool/cursor) | 23,297,751 | +8.4% | Freemium | The AI coding agent for building ambitious software | [.md](https://openaitools.app/tool/cursor.md) |
| 8 | [Kimi AI](https://openaitools.app/tool/kimi-chat) | 19,632,261 | -23.4% | Free | Excels at ultra-long document analysis and research, but lacks the same level of open-weight developer community support. | [.md](https://openaitools.app/tool/kimi-chat.md) |
| 9 | [Ollama](https://openaitools.app/tool/ollama) | 9,421,973 | +4.3% | Free, Freemium, Paid | Enables running open-source models locally on consumer hardware, but lacks DeepSeek's cloud-scale hosted reasoning power. | [.md](https://openaitools.app/tool/ollama.md) |
| 10 | [Gauth](https://openaitools.app/tool/gauthmath-com) | 7,164,627 | +52.4% | Freemium | Snap a homework question and get step-by-step AI answers | [.md](https://openaitools.app/tool/gauthmath-com.md) |

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Source: https://openaitools.app/compare/deepseek-vs-mathful-com

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