DayCalc Pro vs LÒMÒGRAPH
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DayCalc Pro
This app combines a powerful calculator with a comprehensive unit converter. It offers standard and scientific calculations, allows notes to be added to history, and supports a wide range of units and custom conversions. Enjoy a user-friendly interface with customizable themes and watchOS integration.
- Standard and scientific calculator
- Add notes to calculations
- Over 600 units in 20 categories
- Custom unit creation
- Automatic currency exchange rate updates
- Dark Mode support
- Apple Watch integration
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DayCalc is an easy to use, beautifully packaged calculator and Unit Converter, includes standard, scientific and fractions calculator, best calculator for your iPad, iPhone and Apple Watch! Calculator: - Live voice calculator - Add notes to history of your calculations, and you can share - Choose between a basic calculator or scientific calculator with more than 30 scientific operations - Use both calculators in portrait or landscape mode (both iPhone and iPad), and split screen support for iPad - Auto adjust height of the history list, no matter how long the calculation process can be displayed in full - Allows locking of calculation history, cannot be deleted and modified after locking - Full watchOS 4 and later support - Support iOS 9 and later spotlight search - Support Dark Mode Unit Converter: - Over 600+ units in 20 categories. - Allows you to add your own unit data, make your own unit converter that meets all your requirements. - Support more than 150 kinds of currency, conversion exchange rate automatic updates - The simplest way to create and use favorite lists. - Add the constant value of your frequently used, it can easily and quickly reused. - Flexible search feature that lets you quickly find what you want the unit and automatically saves your search history. Basic functions: - 50+ beautiful themes for you to choose - View and edit a history of your calculations on the History Panel - Multiple Button sounds, and button sound is mutable URL schemes: HCDayCalcPro:// Download it now and feel of this calculator is how classic
LÒMÒGRAPH
Add vintage-style date watermarks and random light leak effects to your photos. Simulate a disposable camera experience with various film types and random filters to make everyday moments memorable.
- 1000+ light leakage effects
- Random filter effects
- Color date watermarks
- Add date watermarks to existing photos
- Simulates disposable camera
- 8mm/35mm film simulation
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LÒMÒGRAPH Contains 1000+ wonderful random light leakage and filter effects, as well as many different color date watermarks, photos of your daily life and travelling can be depicted as the most memorable moment, LÒMÒGRAPH can re-add the date watermark to the photos in your album, allowing you to regain your memories and record all the good times. Want to get a stunning photo with touch? LÒMÒGRAPH simulates a real one-time camera. Your camera has pre-installed 8mm/35mm film, all date watermark or lenses are random. As long as you click repeatedly, you will add different filters, light leaks, and even more traditional films. It’s so simple and fast to take great photos! Enjoy it! LÒMÒGRAPH by Lòmògraph Studio® was founded in 1997 Thanks for using! We're always working on new features and constantly working to improve your photo editing experience. If you have any questions or feedback, please contact us: https://anaapp.weebly.com
Screenshots
Verdict
The clearest difference is price: LÒMÒGRAPH at Free against DayCalc Pro's $0.99. LÒMÒGRAPH also leads on iOS requirement (10.0 vs 15.0). DayCalc Pro's advantage is review sentiment (86% vs 46%) and ads (none vs shown). On rating, ratings volume, update cadence 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
LÒMÒGRAPH is free to download; DayCalc Pro costs $0.99 up front. DayCalc Pro sells 9 one-off in-app purchases and LÒMÒGRAPH sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.6 for DayCalc Pro against 4.5 for LÒMÒGRAPH. Both are backed by a comparable volume of ratings — 177 and 292 respectively. Written reviews are what separate them: 86% of DayCalc Pro's written reviews are positive against 46% of LÒMÒGRAPH's.
DayCalc Pro ships an update every 6 weeks, LÒMÒGRAPH every 2 months. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.
| Parameter | DayCalc Pro | LÒMÒGRAPH |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.6 (177 ratings) — better | 4.5 (292 ratings) |
| Positive reviews | 85.6% of reviews — better | 46.2% of reviews |
| Number of ratings | 177 | 292 — better |
| Update frequency | Every 6 weeks — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 98 MB | 84 MB |
| Age rating | 4+ | 4+ |
| Developer | 良峰 侯 | LI HUNG WANG |
Customer experience
DayCalc Pro
LÒMÒGRAPH
Bugs and requests
DayCalc Pro
Reported bugs
10 issues- Latest update stuck on download/installation loop
- Display rendering issues in landscape mode on iPhone 12/13 mini
- Fraction results display truncated with large numbers
- Fraction operator placement incorrect during multi-step calculations
- Currency conversion broken after favoriting currencies
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- Copy expression only copies first number
- Exponent calculation: .35 / 1 EE 6 returns 350,000 instead of correct value
- Fahrenheit to Celsius conversion inaccurate (8°F returns 1.3°C)
- App becomes unusable after using unit conversion feature
- iOS 6 compatibility: black display and crashes
Requested features
5 requests- Cursor movement for easier digit and symbol editing
- Back button to delete individual numbers instead of clearing all
- History display directly above input without clicking
- Back button in converter functions for easier navigation
- Improved animated transitions for better aesthetics
LÒMÒGRAPH
Not enough reviews yet to summarise bugs or requests.
In-app purchases
DayCalc Pro
- Constants Pack$0.99
- Festivals Theme Pack 1$0.99
- Season Theme Pack 1$0.99
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- Bird Theme Pack 1$0.99
- Insects Theme Pack 1$0.99
- Season Theme Pack 2$0.99
- Festivals Theme Pack 2$0.99
- Custom Unit Pack$1.99
- Complete Pack$4.99
LÒMÒGRAPH
- Film Pack 1$0.99
- Film Pack 2$0.99
- Film Pack 3$0.99
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- Film Pack 4$0.99
- Effect Pack 1$0.99
- Effect Pack 2$0.99
- Retro Package$0.99
- Idea Package$0.99
- Remove ads$0.99
- Upgrade Deluxe Edition$4.99
Questions
Is DayCalc Pro free?
Is LÒMÒGRAPH free?
Which has better reviews, DayCalc Pro or LÒMÒGRAPH?
Do DayCalc Pro or LÒMÒGRAPH have ads?
Which is updated more often, DayCalc Pro or LÒMÒGRAPH?
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