Calculator vs coalesco
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator
A straightforward calculator app designed for ease of use with large, legible digits. It offers a simple interface for quick calculations on mobile devices.
- Large, clear numbers
- Simple interface
- Easy calculations
- Mobile-friendly design
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A very simple calculator with big and clear numbers
coalesco
Easily convert images between HEIC, JPEG, PNG, and WebP formats. This utility allows for quick, on-device conversions directly from your photo library, preserving image quality for various uses.
- Convert between HEIC, JPEG, PNG, WebP
- Photos extension for direct library conversion
- Fast, on-device conversion
- Preserves image quality
- Simple and clean interface
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coalesco converts your images between HEIC, JPEG, PNG, and WebP — any format to any format, in just a couple of taps. Stop wrestling with photos that won't open or upload. Whether you need a universal JPEG, a transparent PNG, a lightweight WebP, or a space-saving HEIC, coalesco handles the conversion instantly. Convert right from your photo library coalesco includes a Photos extension, so you can convert images directly inside the Photos app — no importing, no exporting, no extra steps. Features • Convert between HEIC, JPEG, PNG, and WebP in any direction • Photos extension for converting straight from your library • Fast, on-device conversion — your images never leave your iPhone • Clean, simple interface built for getting in and out quickly • Preserves image quality Whether you're freeing up storage, prepping images for the web, or just need a format an app will actually accept, coalesco gets it done.
Screenshots
Verdict
The clearest difference is review sentiment: coalesco at 100% against Calculator's 20%. coalesco also leads on rating (5.0 vs 1.8) and ads (none vs shown). Calculator's advantage is in-app purchases (none vs 1) and ratings volume (5 vs 1). On price 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. coalesco sells 1 one-off in-app purchase. Calculator asks for nothing beyond the download.
coalesco holds the better App Store score, 5.0 against 1.8. That said, the two scores are not equally well evidenced: Calculator has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 20% of Calculator's written reviews are positive against 100% of coalesco's.
| Parameter | Calculator | coalesco |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (5 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 20.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 15 months | — |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 6 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | ABCiSoft | Appsterix |
Customer experience
Calculator
coalesco
In-app purchases
Calculator
No in-app purchases
coalesco
- coalesco Lifetime$4.99
