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Evaluate features, pricing, platforms, and real user ratings side-by-side to make the right choice.
2 / 4 Tools
| Attribute | ChatGPT by OpenAI | Smallpdf AI by Smallpdf AG |
|---|---|---|
| Category | AI Chat Subcategory: Conversational Assistant | PDF & Documents Subcategory: Online Document Suite |
| Rating & Reviews | ★New / 5.0 0 verified reviews Weighted score: 0.00 | ★New / 5.0 0 verified reviews Weighted score: 0.00 |
| Pricing Model | freemium | freemium |
| Starting Price | $20/mo Free tier with GPT-4o mini; Plus subscription at $20/month for frontier reasoning and priority features. | $9/mo Free basic web tools; Pro plan at $9/month (annual billing) for unlimited AI chat, compression, and conversions. |
| Platforms | WebiOSAndroidmacOSWindows | WebWindowsiOSAndroid |
| AI Capabilities | Natural Language UnderstandingComplex ReasoningVoice InteractionCode GenerationDocument Analysis | Smart Summary GenerationConversational Clause ExtractionHigh-Fidelity PDF CompressionMulti-Format File ConversionDigital Signatures (eSign) |
| Overview | OpenAI conversational assistant featuring GPT-4o, reasoning models o1 & o3-mini, Advanced Voice mode, and deep canvas workspace. | Web document suite offering AI PDF summarization, translation, conversion, and digital signature tools. |
| Tags | chatassistantopenaiproductivitymultimodal | smallpdfconvertercompressionesigndocuments |
