Comparison

Calendar Wallpaper vs OneAi BD

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Calendar Wallpaper

Easily create custom calendar wallpapers for your lock screen. Personalize fonts, colors, and choose any month to display. Save your creation and view the date without unlocking your device.

Highlights
  • Create calendar wallpapers
  • Use gallery or own pictures
  • Customize fonts and colors
  • Select any month
  • Save to phone
  • Set as lock screen
Features
Read full description

Calendar Wallpaper makes a calendar on your lock screen! Create your own Calendar Wallpaper in seconds: - Pick from gallery or use your own pictures - Change calendar fonts and colors to match your style - Choose any month you want to show - Save to your phone with one tap Set Calendar Wallpaper as your lock screen and see the date without unlocking your phone!

About

OneAi BD

This platform consolidates leading AI models and creative tools into a single, user-friendly application. It offers capabilities for text generation, image and video creation, coding assistance, and document production, streamlining various tasks for enhanced productivity.

Highlights
  • Chat with leading AI models
  • Generate AI images and videos
  • AI-powered document and presentation creation
  • AI coding assistance
  • Build AI agents
  • Auto-selects AI models
Features
Read full description

OneAI – Your All-in-One AI Platform Meet OneAI, a powerful AI platform that brings leading AI models and creative tools together in one simple app. No need to switch between multiple AI platforms. With OneAI, you can choose the AI model that fits your task and use powerful AI tools for work, learning, research, creativity, and everyday productivity. Chat with Leading AI Models Access models such as GPT, Claude, Gemini, Grok, DeepSeek, Perplexity, and more—all from one platform. AI Chat & Research Ask questions, explore ideas, summarize information, learn faster, and get answers powered by leading AI models. Create AI Images Turn your ideas into stunning visuals using simple text prompts. Create, edit, and explore new creative possibilities with AI. Generate AI Videos Create engaging AI-powered videos from simple prompts and bring your ideas to life. Create Documents & PDFs Generate reports, proposals, business documents, and PDFs with the help of AI. Build Presentations Create professional presentation slides quickly with AI-powered content and design assistance. AI Writing Assistant Write emails, blogs, CVs, social media posts, business content, and more with AI. AI Coding Generate, explain, improve, and debug code with powerful AI coding assistance. AI Agents Build intelligent AI agents to automate tasks and simplify your workflows. Auto Model Not sure which model to choose? Let Auto Model select the most suitable AI model based on your request. One Platform. Multiple Possibilities. Whether you're a student, professional, creator, developer, researcher, entrepreneur, or business user, OneAI helps you work smarter and create faster. With OneAI, you can: • Chat with leading AI models • Research and learn faster • Generate AI images • Create AI videos • Create presentations • Generate documents and PDFs • Write and improve content • Code with AI • Build AI agents • Organize your projects and content • Save and reuse your previous work One Subscription. Leading AI Models. One Powerful Platform. Download OneAI and discover a smarter way to work, learn, create, and get things done with AI. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Calendar Wallpaper4 screens
OneAi BD4 screens

Verdict

The call

The clearest difference is review sentiment: OneAi BD at 100% against Calendar Wallpaper's 0%. OneAi BD also leads on device support (3 vs 1) and iOS requirement (15.6 vs 18.0). Calendar Wallpaper's advantage is in-app purchases (none vs 3) and rating (4.7 vs 4.3). On price, ratings volume, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. OneAi BD sells 3 in-app purchases, starting at $0.99 per month. Calendar Wallpaper asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Calendar Wallpaper holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 15 and 6 respectively. Written reviews complicate that: 0% of Calendar Wallpaper's written reviews are positive against 100% of OneAi BD's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Calendar Wallpaper ships an update every 9 days, OneAi BD every 5 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard6 real differences · 4 level
Calendar Wallpaper versus OneAi BD: the parameters behind the verdict, then further details
ParameterCalendar WallpaperOneAi BD
PriceFreeFree
Rating4.7 (15 ratings) — better4.3 (6 ratings)
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings15 — better6
Update frequencyEvery 9 daysEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS18.015.6 — better
Further details — not scored
Size15 MB12 MB
Age rating4+4+
Developer喜兰 梁MAVERICK ENTERPRISE LIMITED

Customer experience

Calendar Wallpaper

All ratings15 ratings
Positive93.3%
Neutral0.0%
Negative6.7%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

OneAi BD

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Calendar Wallpaper

No in-app purchases

3 purchases

OneAi BD

Subscriptions3
  • Lite$0.991 Month
  • Plus$2.991 Month
  • Pro$7.991 Month

Questions

Is Calendar Wallpaper free?
Calendar Wallpaper is free to download, with no in-app purchases.
Is OneAi BD free?
OneAi BD is free to download, with in-app purchases available.
Which has better reviews, Calendar Wallpaper or OneAi BD?
Calendar Wallpaper is rated higher. Calendar Wallpaper averages 4.7 out of 5 from 15 ratings, while OneAi BD averages 4.3 from 6 ratings.
Do Calendar Wallpaper or OneAi BD have ads?
Neither Calendar Wallpaper nor OneAi BD shows ads.
Which is updated more often, Calendar Wallpaper or OneAi BD?
Calendar Wallpaper ships an update every 9 days, and OneAi BD every 5 days. Most recently, Calendar Wallpaper was updated on October 30, 2026 and OneAi BD on October 31, 2026.

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