Fello AI Blog

Lenka Vojtechova

Lenka is a content creator and digital marketing specialist with a passion for technology, AI, and storytelling. She combines creativity with a data-driven mindset to craft engaging, meaningful content that connects with readers. With experience across SEO, copywriting, and social media strategy, she helps brands turn complex ideas into clear, relatable messages. When she’s not writing, you’ll find her exploring new AI tools, enjoying a great cup of coffee, or planning her next travel adventure.

8 Best ChatGPT Alternatives for Mac: Multi-Model Apps Ranked
AI Basics and How-To Guides

8 Best ChatGPT Alternatives for Mac: Multi-Model Apps Ranked

Update (August 20, 2026): Meta AI now has a native Mac app, released August 19, 2026. It is free, Apple silicon only, and it opens with Option-Space, the same…

M5 Ultra Mac Studio: Specs, Price and What It Runs Locally
AI News

M5 Ultra Mac Studio: Specs, Price and What It Runs Locally

The M5 Ultra Mac Studio has been on sale since 22 September. It starts at $5,499, moves 1.2TB/s and reaches 512GB, a tier orderable since 28 October from $22,299…

ChatGPT 6 Release Date: It Launched on September 3, 2026
AI News

ChatGPT 6 Release Date: It Launched on September 3, 2026

Update, September 4, 2026: ChatGPT 6 is real, and the naming question is settled. OpenAI launched GPT-6 Astra on September 3, 2026, five weeks after naming the…

Claude Code Login Not Working? Fix “Paste Code Here If Prompted”, Invalid Code and Expired Logins
AI Basics and How-To Guides

Claude Code Login Not Working? Fix “Paste Code Here If Prompted”, Invalid Code and Expired Logins

Claude Code login not working? The cause is almost always one of four things: a login code that expired or was only partly copied, a terminal that will not paste…

PDF to PowerPoint with AI: Turn Any Document into a Presentation
AI Basics and How-To Guides

PDF to PowerPoint with AI: Turn Any Document into a Presentation

A dense 50-page PDF can become a 20-slide editable PowerPoint in under 5 minutes using AI, and you don’t need expensive software to do it. The trick is using AI to…

Muse Spark vs ChatGPT vs Claude vs Gemini: Which AI Should You Actually Use?
AI News

Muse Spark vs ChatGPT vs Claude vs Gemini: Which AI Should You Actually Use?

Muse Spark 1.3, Meta’s cheaper model line, scores 36.6 on the Artificial Analysis Intelligence Index, behind GPT-6 Sol at 44.2 and well short of the top. Claude…

How to Create a Presentation with AI: Step-by-Step Guide (2026)
AI Basics and How-To Guides

How to Create a Presentation with AI: Step-by-Step Guide (2026)

AI presentation tools can turn a single prompt into a complete slide deck in under a minute. What used to take an hour of formatting, rewriting, and hunting for…

AI Tools for Freelancers: How to Write Proposals, Contracts, and Reports with AI
AI Basics and How-To Guides

AI Tools for Freelancers: How to Write Proposals, Contracts, and Reports with AI

76% of freelancers now use AI tools in their work and 64% report a meaningful increase in productivity, according to Fiverr’s International Freelancer Day survey of…

AI Tools for Marketers: Faster Content, Decks, and Reports
AI Basics and How-To Guides

AI Tools for Marketers: Faster Content, Decks, and Reports

91% of marketing professionals now actively use AI tools in their daily work, up from just 63% the year before, according to Jasper’s 2026 State of AI in Marketing…

5 Best Claude Cowork Alternatives for Everyday Work
AI Basics and How-To Guides

5 Best Claude Cowork Alternatives for Everyday Work

Claude Cowork costs between $100 and $200 per month for meaningful use, runs as an autonomous agent, and can edit the files in any folder you give it. In early…

Meta Muse Spark: Everything You Need to Know About Meta’s New AI Model
AI News

Meta Muse Spark: Everything You Need to Know About Meta’s New AI Model

Meta Muse Spark launched in April 2026 scoring 52 on the Artificial Analysis Intelligence Index v4.0, and it was the model that put Meta back in the frontier…

How Students Can Use AI for Presentations, Essays, and Study Docs
AI Basics and How-To Guides

How Students Can Use AI for Presentations, Essays, and Study Docs

92% of students now use AI tools in their studies, up from just 66% a year earlier. The biggest uses? Generating text (64%), editing and improving writing (39%)…

What Are AI System Instructions & How to Use Them for Better Results?
AI Basics and How-To Guides

What Are AI System Instructions & How to Use Them for Better Results?

AI system instructions are one of the most powerful yet underused features in modern chatbots. They let you define how an AI responds to you, every single time…

How to Use AI in PowerPoint: The Complete Guide for 2026
AI Basics and How-To Guides

How to Use AI in PowerPoint: The Complete Guide for 2026

Microsoft PowerPoint now comes with Microsoft Copilot built in, an AI assistant that can generate slides, create charts, and redesign entire decks. The catch?…

How to Use AI with PDFs to Edit, Convert, and Analyze Files [Complete 2026 Guide]
AI Basics and How-To Guides

How to Use AI with PDFs to Edit, Convert, and Analyze Files [Complete 2026 Guide]

Over 3 trillion PDFs exist worldwide according to Adobe estimates, and most people still deal with the same problems: merging scattered files, shrinking bloated…

How to Use AI in Word to Create and Edit Documents [Complete 2026 Guide]
AI Basics and How-To Guides

How to Use AI in Word to Create and Edit Documents [Complete 2026 Guide]

Microsoft Word now comes with Microsoft Copilot built in, an AI assistant that can draft documents, rewrite paragraphs, and summarize reports. The catch changed in…

How to Use AI in Excel to Create and Edit Spreadsheets [Complete 2026 Guide]
AI Basics and How-To Guides

How to Use AI in Excel to Create and Edit Spreadsheets [Complete 2026 Guide]

The cheapest way to get AI inside Excel changed in 2026. Microsoft retired the standalone Copilot Pro add-on and support for it ended on August 1, 2026, so the old…

Claude Computer Use: What It Is, How to Set It Up, and What You Can Actually Do With It
AI Basics and How-To Guides

Claude Computer Use: What It Is, How to Set It Up, and What You Can Actually Do With It

Claude can now take control of your Mac, clicking buttons, typing text, opening apps, and completing tasks on your screen while you step away. Anthropic launched…

How We Created a Printable Murder Mystery Case File Using AI
AI Basics and How-To Guides

How We Created a Printable Murder Mystery Case File Using AI

Do you want to play detective without the pressure of wearing a costume, memorizing a script, or acting out a dramatic death scene? If you love true crime podcasts…

NotebookLM Update 2026: Every New Feature Since October 2025
AI Basics and How-To Guides

NotebookLM Update 2026: Every New Feature Since October 2025

Google NotebookLM, renamed Gemini Notebook in July 2026, has had one of the most packed update cycles of any AI tool in recent memory. Since October 2025 it has…

How to Use AI Without Giving Up Your Privacy
AI Basics and How-To Guides

How to Use AI Without Giving Up Your Privacy

70% of Americans have little to no confidence that companies will use AI responsibly with their personal data, according to Pew Research. That number tells you…

How to Use Claude Code on Your Phone: 3 Methods That Actually Work
AI Basics and How-To Guides

How to Use Claude Code on Your Phone: 3 Methods That Actually Work

The easiest way to use Claude Code on your phone is the Code tab in the official Claude app for iPhone and Android. It does two jobs. Remote Control streams a…

How to Create Your Own Claude Code Skills That Actually Work
AI Basics and How-To Guides

How to Create Your Own Claude Code Skills That Actually Work

Claude Code skills can cut the time spent on repetitive AI tasks by 70% or more, and most people using Claude Code have never touched them. A skill is a saved set…

The 30 Best Claude Code Skills to Add (Picked by Use Case)
AI Basics and How-To Guides

The 30 Best Claude Code Skills to Add (Picked by Use Case)

Most Claude Code users discover skills by accident. Someone mentions a /skill-name command, it works brilliantly, and suddenly they want more. What most guides miss…

Switching from ChatGPT to Claude: Why, How, and What to Expect
AI Basics and How-To Guides

Switching from ChatGPT to Claude: Why, How, and What to Expect

Switching from ChatGPT to Claude takes about five minutes if all you want is your saved context moved across. Anthropic ships an import tool that reads your ChatGPT…

A Comprehensive Guide to Using ChatGPT for Beginners [Updated 2026]
AI Basics and How-To Guides

A Comprehensive Guide to Using ChatGPT for Beginners [Updated 2026]

ChatGPT now has over 900 million weekly active users, and its mobile app crossed 1 billion monthly active users in May 2026, the fastest any app in history has…

PewDiePie’s AI Model Beats GPT-4o: How He Fine-Tuned a Coding AI at Home
AI News

PewDiePie’s AI Model Beats GPT-4o: How He Fine-Tuned a Coding AI at Home

PewDiePie’s AI model scored 39% on the Aider Polyglot benchmark, outperforming GPT-4o (23.1%) and Gemini 2.0 Pro Exp (35.6%) on a coding test widely used in AI…

Nano Banana 2 Just Dropped: Google’s New Image Model Is Faster, Cheaper, and Reaches 4K
AI News

Nano Banana 2 Just Dropped: Google’s New Image Model Is Faster, Cheaper, and Reaches 4K

Google launched Nano Banana 2 on February 26, 2026, and it immediately replaced Nano Banana Pro as the default image generation model across the Gemini app, Google…

Gemini 3.1 Pro Is Here: Benchmarks, Pricing, and How It Stacks Up Against Claude and GPT
AI News

Gemini 3.1 Pro Is Here: Benchmarks, Pricing, and How It Stacks Up Against Claude and GPT

Google released Gemini 3.1 Pro on February 19, 2026, and its benchmark numbers are hard to ignore. The model scored 77.1% on ARC-AGI-2, a test specifically designed…

Claude 5: Everything Anthropic Has Shipped in 2026
AI News

Claude 5: Everything Anthropic Has Shipped in 2026

The wait for “Claude 5” is over. Anthropic never shipped one monolithic model called Claude 5, so the fifth generation arrived tier by tier instead, and on July 24…

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