Comparison

Deal Duel vs Format Conversion

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

Head to head
About

Deal Duel

Features
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- Best Deal Highlight: Automatically identifies and highlights the best unit-price deal. - Multiple Size Comparison: Start with 2 sizes and add as many as you need. - Live % Difference: See how much each size saves compared to the most expensive. - Unit Flexibility: Compare by any size/quantity — grams, ounces, liters, etc. - Settings: - Light / Dark / System Display Mode - Font Size Options: Smaller to Bigger - Left-Handed or Right-Handed Layout Support - Multi-Language Support: Available in 7 languages - English, Spanish (Español), Arabic (العربية), Hindi (हिन्दी), Japanese (日本語), Thai (ไทย), and Chinese (中文) - Multi-Currency Support: 20+ currencies including USD, EUR, GBP, JPY, INR, SAR, and more - Fast, No Sign-Up, No Ads: Just input and compare. Deal Duel is designed for real-world use — with simplicity and customization at its core.mart and simple unit price comparison app that helps you find the best value by comparing price per unit across multiple product sizes.

About

Format Conversion

Transform videos, Live Photos, and images with a versatile toolbox. Create dynamic wallpapers, bring stills to life, edit audio, reformat for social media, compress, trim, and more without needing editing skills.

Highlights
  • Video to dynamic wallpaper
  • Live Photo to video conversion
  • Video to social media format
  • Still image to Live Photo
  • Extract lossless audio
  • Compress photos without quality loss
  • Convert between various image and video formats
Features
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Overview: This all-in-one app covers video, Live Photos, photo editing and PDF. Turn videos into live wallpapers, photos into Live Photos, extract audio, convert formats, or merge, split and compress PDFs — all in a flash. Key Features: [Live Photos] Video to Live Wallpaper Quickly turn your favorite videos into live wallpapers and personalize your screen. Live Photo to Video Convert Live Photos to video and save every special moment. Video to Live Photo Turn videos into Live Photos in seconds and freshen up your album. Video to Live Photo for Social Easily create Live Photos for social media and share your moments. Photo to Live Photo Turn still photos into Live Photos and bring them to life. Mute Live Photo Remove the sound from Live Photos and save them muted. [Video Tools] Video Format Conversion Fast conversion between many video formats for any platform. Extract Audio Extract clean audio from videos and save your favorite music. Trim Video Trim videos easily and keep only the best parts. Video Speed Freely adjust playback speed, from slow motion to fast. Video to GIF Pick a clip and easily create animated GIFs. [Photo Editing] Photo Format Conversion Convert between various image formats for any purpose. Compress Photos Compress photos without losing quality. Rotate Photos Rotate photos 360 degrees and fix the angle anytime. Resize Photos Set your own size to fit any platform with ease. Photos to GIF Turn photos into animated GIFs in a flash. Remove Location Data Wipe location and other private data from photos with one tap. 3×3 Grid Crop Cut one photo into nine 3×3 tiles — better for social feeds. Mosaic & Pixelate Multiple mosaic levels for complete privacy. Partial Blur Drag the frame to blur just the area you choose. Black & White Photos Three styles — classic B/W, noir and tonal — in one tap. Photo to ASCII Art Turn photos into copyable ASCII text art. App Icon Generator Generate all iOS icon sizes from one square photo. [PDF Toolkit] Photos to PDF Combine multiple photos into one PDF in your chosen order. Merge PDF Quickly merge multiple PDF files into one. Extract PDF Pages Extract the pages you need by page range. PDF to Images Export every page as JPG or PNG in HD quality. Compress PDF Smart compression that dramatically shrinks file size. Rotate PDF Rotate the whole document by 90, 180 or 270 degrees. PDF Watermark Add a text watermark to every page against misuse. Delete PDF Pages Remove unneeded pages by page range. Reorder PDF Pages Set your own page order and tidy up documents fast. Add Page Numbers Add page numbers at the bottom — easier printing and binding. Scan Effect Grayscale + contrast makes documents look scanned. PDF Reader Read PDFs smoothly with continuous scrolling. Why choose us: Fast and simple: video editing, format conversion, photo editing or PDF — always the shortest path. Feature-rich: video, photos, audio, Live Photos and PDF — every need in one app. High-quality output: best quality after conversion, with lossless processing support. PDF all-rounder: merge, split, compress, watermark and page numbers in one place. Better privacy: mosaic, partial blur and location removal — one tap before sharing. Video to Live Wallpaper: one tap to turn a video into your phone's live wallpaper. Video / photo to Live Photo: videos or stills become Live Photos in seconds, ready for your iPhone album. Merge & split PDF: many files into one or extract selected pages — document handling as easy as a screenshot.

Screenshots

Deal Duel4 screens
Format Conversion3 screens

Verdict

The call

The clearest difference is iOS requirement: Deal Duel at 13.0 against Format Conversion's 15.6. On price, update cadence, ads and in-app purchases 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. Deal Duel sells 1 one-off in-app purchase and Format Conversion sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Deal Duel ships an update weekly, Format Conversion every 11 days. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

Scorecard1 real difference · 9 level
Deal Duel versus Format Conversion: the parameters behind the verdict, then further details
ParameterDeal DuelFormat Conversion
PriceFreeFree
Rating—1.0 (1 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—1 — better
Update frequencyWeekly — betterEvery 11 days
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size19 MB27 MB
Age rating4+4+
DeveloperTeerapong Thanadechopon月霞 陈

In-app purchases

1 purchases

Deal Duel

One-time1
  • Deal Duel Support Developer$0.99
3 purchases

Format Conversion

One-time3
  • 转换1次$0.99
  • 转换10次$8.99
  • 永远转换$14.99

Questions

Is Deal Duel free?
Deal Duel is free to download, with in-app purchases available.
Is Format Conversion free?
Format Conversion is free to download, with in-app purchases available.
Do Deal Duel or Format Conversion have ads?
Neither Deal Duel nor Format Conversion shows ads.
Which is updated more often, Deal Duel or Format Conversion?
Deal Duel ships an update weekly, and Format Conversion every 11 days. Most recently, Deal Duel was updated on October 14, 2026 and Format Conversion on October 24, 2026.

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