Duo Cleaner vs QR Code Scanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Duo Cleaner
This AI-powered app helps you quickly find and remove duplicate and similar photos, screenshots, and other clutter from your iPhone's photo library. It operates entirely on-device, ensuring your privacy and working offline to free up valuable storage space.
- AI-powered duplicate photo detection
- Similar photo grouping and comparison
- Screenshot detection and removal
- On-device processing for privacy
- Offline functionality
- Storage saving dashboard
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Free up space with Duo, a phone cleaner for your Photos library. Find large photos, unwanted videos, screenshots, and similar shots, then choose what to remove. Duo Cleaner: Clean Up Storage brings an AI cleaner and photo management tools together in one app. Review large files, compare similar images, or swipe through your library by month. Use the storage cleaner to clean up iPhone storage by removing media you no longer need. Duo groups images automatically, helping you review your library without searching for every photo manually. 1. WHAT DUO CLEANS: Clean Phone Storage: Large Photos & Videos Find large photos and videos taking up space in your Photos library. Review them together and select the files you no longer need, from old recordings to oversized images. The phone cleaner keeps the decision in your hands. Swipe Cleaner: Keep or Clean in One Motion Browse your Photos library month by month. Swipe right to keep, swipe left to mark a photo for removal. Review your selection before confirming deletion. Duplicate Photos Cleaner: Compare Similar Shots Duo uses an AI cleaner to scan your Photos library and group near-duplicate photos side by side. Compare similar shots, pick your favorites, and select the rest for removal. The duplicate photos cleaner helps you review each group before deleting anything. Screenshot Cleaner: Review Saved Screenshots Old receipts, memes, and random notes can accumulate over time. Duo detects and pre-selects screenshots so you can check the selection and remove those you no longer need. Social & Messaging App Images Photos saved from messaging and social apps can add clutter to your Photos library. Duo groups supported saved images separately, helping you review unwanted downloads alongside your other photos. Video Cleaner: Review Your Largest Files Duo sorts videos from largest to smallest so you can review the biggest files first. Preview each video before deciding whether to remove it. Storage Cleaner Dashboard: Follow Your Progress Track items removed, categories scanned, and the size of media selected for deletion. See your progress as you clean up iPhone storage, with a summary of each session. 2. PRIVATE & ON-DEVICE Duo processes your Photos library on your device, without uploading your photos to its servers. No account or sign-up is required. Use the AI cleaner offline to organize media available on your device. WHY CHOOSE DUO - Find large photos and videos in one place - Compare similar shots with the duplicate photos cleaner - Review screenshots and saved messaging app images - Swipe through photos by month - Check your selection before confirming deletion - View your cleaning progress in the dashboard DELETING & RECOVERING PHOTOS Deleted photos and videos move to Recently Deleted in the Photos app, where they normally remain for 30 days. You can recover them or permanently delete them there. To complete removal and reclaim space sooner, empty Recently Deleted after checking that you no longer need those items. Available storage may vary with iCloud Photos settings. Download Duo, your phone cleaner with photo and video tools. Use the storage cleaner to organize your Photos library and make room for new content. Privacy Policy: https://sites.google.com/view/unclutterprivacypolicy/home Terms of Use: https://sites.google.com/view/uncluttertermsofuse/home
QR Code Scanner
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Scan QR codes and barcodes with your camera or from saved photos. Create codes for links, Wi-Fi, contacts, events, social profiles and more, then keep them ready to share in your Library. SCAN, CREATE AND CUSTOMIZE - Scan QR codes and popular barcode formats, or enter a code manually. - Collect multiple codes with batch scanning. - Create Static QR codes for everyday sharing, including Threads and other social profiles. - Personalize QR codes with colors, patterns and logos. - Save and share code images, organize favorites, and add codes to Home Screen widgets. DYNAMIC QR AND INSIGHTS — PREMIUM Change a link's destination while keeping the same QR code. See recorded link opens over time, activity by weekday and hour, QR rankings and comparisons between placements. Filter recognized bots and link previews, and see useful observations when there is enough data. Dates follow your device's time zone. Opens can include repeat visits; they are not a count of unique people. SEARCH IMAGES AND CAPTURE TEXT Take a photo or choose an image to open an image search with Google Lens. Recognize text from images and copy it for use elsewhere. YOUR CODE LIBRARY Find scanned and created codes with search, filters and favorites. Manage Dynamic QR codes, share saved results, and use backup and restore from Settings. Light and Dark appearances and 11 interface languages are available. Dynamic QR, Insights and other advanced features require a Premium subscription. Any available trial, its duration, and the renewal price are shown before purchase. Manage or cancel subscriptions in your App Store account settings. Privacy Policy: https://sites.google.com/view/qrcodescannerscanbarcodes/privacy-policy Terms of Use: https://sites.google.com/view/qrcodescannerscanbarcodes/terms-conditions
Screenshots
Verdict
Duo Cleaner and QR Code Scanner are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Duo Cleaner sells 6 in-app purchases, starting at $1.99 per 7 days and QR Code Scanner sells 2 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Duo Cleaner ships an update weekly, QR Code Scanner every 4 days. The most recent releases landed on November 13, 2026 and November 10, 2026 respectively.
| Parameter | Duo Cleaner | QR Code Scanner |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (34 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 34 — better | — |
| Update frequency | Weekly | Every 4 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 56 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | TP Technology Service Company Limited | Huong Dang |
In-app purchases
Duo Cleaner
- Weekly3 Days trial$1.997 Days
- Weekly3 Days trial$3.997 Days
- Weekly3 Days trial$6.997 Days
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- Annual$19.991 Year
- Annual$29.991 Year
- Annual$34.991 Year
QR Code Scanner
- Weekly Premium3 Days trial$6.997 Days
- Yearly Premium$39.991 Year
Questions
Is Duo Cleaner free?
Is QR Code Scanner free?
Do Duo Cleaner or QR Code Scanner have ads?
Which is updated more often, Duo Cleaner or QR Code Scanner?
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