Time Duration/Add Calculator vs MamoLens
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Time Duration/Add Calculator
Easily calculate elapsed time between two points or determine an end time based on a start time and duration. It also converts time into various units like days, hours, minutes, and seconds.
- Calculate elapsed time from start and end times
- Calculate end time from start time and elapsed duration
- Display time between start and end dates/times
- Convert time into days, hours, minutes, and seconds
- Easily enter current time
- Calculate time before a given duration
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It is an application that can easily calculate the elapsed time from the time and the time from the elapsed time. You can also display the time between the start date and time and the end date and time in terms of hours, minutes, seconds, etc. ・Calculate from start time and end time Enter the start time and end time to calculate the elapsed time. Elapsed time can be checked in terms of hours, minutes, and seconds, and the current time can be easily entered. ・Calculated from start time + elapsed time Calculate the end time with the start time and elapsed time. You can also ask for the time before the elapsed time. ・Calculate from the start date and time and the end date and time Enter a start date and time and an end date and time to calculate the elapsed time. Elapsed time can also be checked in terms of hours, minutes, and seconds. ・Calculated from start date and time + elapsed time Enter the start date and time and elapsed time to calculate the end date and time. ・Time conversion The entered time is displayed in day/hour/minute/second, converted to days, converted to hours, converted to minutes, or converted to seconds. You can also convert 1000 seconds into minutes and seconds, or convert hours into days.
MamoLens
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MamoLens is a security scanner app that instantly evaluates and scores the safety of any URL by simply scanning a QR code or reading text with your smartphone camera. Have you ever hesitated before opening a link on a poster, flyer, PC screen, or in a suspicious SMS? With MamoLens, you can detect dangerous sites—such as phishing scams, malware, and sophisticated fake websites—before you actually access them, preventing potential cyber threats. Protect your digital life stylishly with our intuitive and sleek cyberpunk-themed UI. [Key Features] ■ QR Code Scanner Scan QR codes in real-time to instantly check the safety of the embedded URL. ■ URL Text Recognition (OCR) Capture printed or on-screen URLs with your camera. The app recognizes the text and evaluates the link without the need for manual typing (manual entry via clipboard is also supported). ■ Advanced Safety Scoring (0-100) MamoLens comprehensively evaluates link safety using multiple powerful signals: ・Checking against known threat databases (phishing, malware, etc.) ・Analyzing domain registration info and age (RDAP) ・URL syntax analysis and identifying dangerous Top-Level Domains (TLDs) ■ Brand Impersonation & Fake Site Detection Detects and warns you about sophisticated fake sites, including typosquatting and homograph attacks (using visually similar characters). ■ Offline Fallback Evaluation Even without a network connection, the app estimates the risk level using local signals like URL syntax and string characteristics. [Recommended For] ・Anyone who wants to verify the safety of QR codes in public places before scanning. ・People worried about clicking links in suspicious emails or SMS messages. ・Security-conscious users looking to proactively block phishing and malicious websites. ・Privacy first: Scan history is saved only on your local device. Camera feeds and OCR text are never sent to external servers.
Screenshots
Verdict
The clearest difference is in-app purchases: Time Duration/Add Calculator at none against MamoLens's 3. Time Duration/Add Calculator also leads on iOS requirement (13.0 vs 17.0). MamoLens's advantage is ads (none vs shown). On price and device support 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
Both are free to download. MamoLens sells 3 one-off in-app purchases. Time Duration/Add Calculator asks for nothing beyond the download.
| Parameter | Time Duration/Add Calculator | MamoLens |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 9 months | — |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 17 MB | 77 MB |
| Age rating | 4+ | 4+ |
| Developer | Kouji Yamauchi | Mendoxa LLC |
In-app purchases
Time Duration/Add Calculator
No in-app purchases
MamoLens
- Small Tip (Buy me a coffee)$0.49
- Great Tip (Buy me lunch)$2.99
- Huge Tip (Full Support!)$5.99
Questions
Is Time Duration/Add Calculator free?
Is MamoLens free?
Do Time Duration/Add Calculator or MamoLens have ads?
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