Maskduck vs iGrono
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Maskduck
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Maskduck is the fastest way to hide sensitive information in your screenshots and photos before you share them. Smart detection finds private info for you β then a single tap covers it up. Everything happens on your device. Your photos never leave your phone. WHAT IT MASKS β’ Phone numbers β’ Email addresses β’ Credit and debit card numbers β’ ID and document numbers β’ Bank account numbers β’ IP addresses β’ License plates β’ Long numeric strings that look private HOW IT WORKS 1. Pick a photo from your library. 2. Maskduck scans the text and highlights anything sensitive. 3. Tap to hide it β or draw your own mask with the brush or rectangle tool. 4. Save or share. That's it. FOUR MASK STYLES β’ Solid β clean black bars β’ Pixelate β classic mosaic look β’ Blur β soft gaussian blur β’ Hide β cover with a matching background BUILT FOR PRIVACY β’ 100% on-device processing β nothing is uploaded β’ No account, no sign-in, no ads, no tracking β’ Works offline β’ Only asks for the photo permissions it actually needs WHO IT'S FOR β’ Anyone sharing receipts, tickets, or order confirmations β’ Sellers posting product photos with personal info in the background β’ Developers and designers sharing screenshots with tokens or emails β’ Journalists and researchers redacting documents β’ Anyone who values privacy before hitting "send" Stop cropping awkwardly or editing in five different apps. Maskduck handles it in seconds.
iGrono
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iGrono is the companion app for iGrono smart kids' electric toothbrushes, designed to help parents guide children toward better oral-care habits. With iGrono, parents can connect and manage their child's smart toothbrush, track brushing activity, set personalized brushing goals, and make daily brushing more engaging through challenges and rewards. Smart Toothbrush Management Easily connect your iGrono toothbrush and manage device settings from the app. Customize toothpaste dispensing, cleaning modes, brushing duration, and volume settings to suit your child's needs. Track Brushing Habits View daily brushing activity and review brushing history through an easy-to-understand calendar. Weekly and monthly views help parents better understand their child's brushing routine and encourage consistent habits. Personalized Brushing Settings Choose from different cleaning modes and brushing durations based on your child's age and oral-care needs. The app also provides guidance on recommended toothpaste amounts and brushing settings. Goals & Rewards Turn brushing into a fun daily challenge. Parents can create brushing goals such as 7-day, 14-day, or 21-day challenges and set rewards to motivate children to keep brushing consistently. Family Device Sharing Share a connected toothbrush with family members, allowing them to view brushing data and remotely control the device when authorized. Keep Your Device Up to Date Update your toothbrush firmware through the app to access the latest improvements and enhancements. iGrono connects smart technology, brushing data, goals, and positive encouragement to make daily brushing easier and more engaging for childrenβand more manageable for parents.
Screenshots
Verdict
The clearest difference is in-app purchases: iGrono at none against Maskduck's 1. On price, update cadence, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Maskduck sells 1 one-off in-app purchase. iGrono asks for nothing beyond the download.
Maskduck ships an update weekly, iGrono every 5 days. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.
| Parameter | Maskduck | iGrono |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Every 5 days β better |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 β better | 17.6 |
| Further details β not scored | ||
| Size | 1 MB | 28 MB |
| Age rating | 4+ | 17+ |
| Developer | ι¨η ζ¨ | Suzhou Fenggan Technology Co., Ltd. |
In-app purchases
Maskduck
- Remove Watermark$0.99
iGrono
No in-app purchases









