Create with less friction. Publish with clarity.
A private-by-design toolkit for captions, hashtags, bios, titles, campaign links, planning and creator calculations. Your inputs stay in your browser.
Choose a task. Get a clear result.
Every utility uses transparent browser-side rules. We do not promise virality, platform access or guaranteed earnings.
Caption Formatter
Clean spacing and make long captions easier to scan.
Character Counter
Check characters, words, reading time and common platform limits.
Hashtag Cleaner
Normalize hashtags, remove duplicates and keep the first 30.
Bio Formatter
Create a clear, compact profile bio from your positioning.
YouTube Title Analyzer
A transparent rule-based check for length, specificity and clarity.
Engagement Rate Calculator
Uses (likes + comments + saves) ÷ followers × 100.
Aspect Ratio Calculator
Simplify a ratio and calculate matching height at a new width.
UTM Link Builder
Add standard campaign tracking parameters to a URL.
Hook Generator
Template-based, no AI API and no misleading claims.
Username Idea Mixer
Combine two keywords into readable handle ideas. Availability is not checked.
Posting Planner
Create a balanced weekly planning baseline—then validate it in your analytics.
Creator Earnings Estimator
Illustrative scenario based only on the inputs you provide—not an earnings forecast.
From rough idea to publish-ready asset
Pick a focused tool
Choose the task closest to your goal. Each tool asks only for information required to produce its result.
Add your own inputs
Paste a draft or enter numbers. Tools run locally in the browser and do not connect to a social account.
Review, personalize, verify
Treat the result as a practical starting point. Check brand voice, platform rules and your own analytics before publishing.
Why ModernMania is different
Creator work often gets slowed down by tiny, repetitive decisions: whether a caption is readable, whether a title is too long, how to preserve an image ratio or how to label a campaign URL. ModernMania brings these everyday decisions into one calm workspace. The tools do not log in to your social profiles and do not pretend to see private platform data.
Our calculators show their core logic, while generators use curated patterns rather than presenting templates as artificial intelligence. This makes outputs easier to understand, edit and verify. Results are informational; platforms can change limits, interfaces and policies without notice, so creators should confirm critical details with the relevant platform.
Good creator-tool habits
- Use your own voice: generators should prompt thinking, not replace judgment.
- Measure with first-party analytics: generic schedules are starting points, while your audience behavior is the better signal.
- Protect confidential drafts: avoid placing private client information into any public web tool.
- Test accessibility: add captions, alt text, readable contrast and descriptive calls to action.
- Document campaigns: consistent UTM naming makes later reporting easier.
Frequently asked questions
Are these tools free?
Yes. The tools included on this page are available without creating an account. We may add clearly labeled optional services in the future, but we will not disguise a paid feature as a free result.
Do you upload my text or numbers?
The current toolkit performs calculations and formatting in your browser. Inputs are not intentionally transmitted to ModernMania. Standard hosting, security and analytics systems may still process technical information such as IP address, browser type and page views as explained in our Privacy Policy.
Does the title analyzer use AI?
No. It uses visible editorial rules including length, specificity indicators and common title patterns. A high score does not guarantee views, ranking or engagement.
Can you check whether a username is available?
No. The username mixer produces ideas only and does not query social platforms. Check availability, trademarks and impersonation risks before using a suggestion.
Are engagement and earnings results guaranteed?
No. Engagement is a mathematical result based on your inputs. Earnings are illustrative scenarios and can differ substantially because of audience, geography, eligibility, platform policies, fill rates, advertiser demand and other factors.
How current are platform limits?
We periodically review documented limits, but platforms may test or change features without notice. Verify an important limit in the platform’s official documentation before a campaign launch.
May I use the generated text commercially?
You may generally use tool output in your work, subject to our Terms. You remain responsible for originality, rights clearance, accuracy, disclosures and compliance with platform or client requirements.
How do I report an error?
Email support@modernmania.site with the tool name, steps, expected result, actual result and a screenshot that does not contain sensitive information.
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