# DayCalc Pro vs LÒMÒGRAPH

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.

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.

## The numbers

| Metric | DayCalc Pro | LÒMÒGRAPH |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.6 (177 ratings)](https://appshunter.io/ios/app/daycalc-pro-note-calculator/id654444242/reviews)** | [4.5 (292 ratings)](https://appshunter.io/ios/app/lomograph/id930743975/reviews) |
| Number of ratings | 177 | **292** |
| Positive reviews | **85.6% of reviews** | 46.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 98 MB | 84 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [良峰 侯](https://appshunter.io/developer/654444245) | [LI HUNG WANG](https://appshunter.io/developer/859803055) |

## What reviewers say

### DayCalc Pro

[App page](https://appshunter.io/ios/app/daycalc-pro-note-calculator/id654444242)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Constants Pack | $0.99 | one-time |
| Festivals Theme Pack 1 | $0.99 | one-time |
| Season Theme Pack 1 | $0.99 | one-time |
| Bird Theme Pack 1 | $0.99 | one-time |
| Insects Theme Pack 1 | $0.99 | one-time |
| Season Theme Pack 2 | $0.99 | one-time |
| Festivals Theme Pack 2 | $0.99 | one-time |
| Custom Unit Pack | $1.99 | one-time |
| Complete Pack | $4.99 | one-time |

**What reviewers like**

- 👍 Easy to use and intuitive interface
- 🎨 Customizable themes and colors
- 📊 Comprehensive feature set (scientific, fractions, conversions)
- 💰 Great value for price (free or $1)
- 📝 Useful history/tape feature for tracking calculations

**What reviewers complain about**

- 🐛 Update installation issues and stuck downloads
- 🐛 Display cutoff in landscape mode on smaller phones
- 🐛 Fraction display cuts off large numbers
- 🐛 Currency converter fails after favoriting
- 🐛 Copy function only copies first number

**Reported bugs**

- 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

**Requested features**

- 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

[App page](https://appshunter.io/ios/app/lomograph/id930743975)

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.

**Highlights:** 1000+ light leakage effects, Random filter effects, Color date watermarks, Add date watermarks to existing photos, Simulates disposable camera, 8mm/35mm film simulation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Film Pack 1 | $0.99 | one-time |
| Film Pack 2 | $0.99 | one-time |
| Film Pack 3 | $0.99 | one-time |
| Film Pack 4 | $0.99 | one-time |
| Effect Pack 1 | $0.99 | one-time |
| Effect Pack 2 | $0.99 | one-time |
| Retro Package | $0.99 | one-time |
| Idea Package | $0.99 | one-time |
| Remove ads | $0.99 | one-time |
| Upgrade Deluxe Edition | $4.99 | one-time |


## Frequently asked questions

### Is DayCalc Pro free?

DayCalc Pro costs $0.99, and also offers in-app purchases.

### Is LÒMÒGRAPH free?

LÒMÒGRAPH is free to download, with in-app purchases available.

### Which has better reviews, DayCalc Pro or LÒMÒGRAPH?

DayCalc Pro is rated higher. DayCalc Pro averages 4.6 out of 5 from 177 ratings, while LÒMÒGRAPH averages 4.5 from 292 ratings.

### Do DayCalc Pro or LÒMÒGRAPH have ads?

LÒMÒGRAPH shows ads; DayCalc Pro does not.

### Which is updated more often, DayCalc Pro or LÒMÒGRAPH?

DayCalc Pro ships an update every 6 weeks, and LÒMÒGRAPH every 2 months. Most recently, DayCalc Pro was updated on October 16, 2026 and LÒMÒGRAPH on October 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*