# Oilcalcs vs Logo Design Studio

The clearest difference is review sentiment: Oilcalcs at 100% against Logo Design Studio's 8%. Oilcalcs also leads on rating (4.8 vs 1.0) and ads (none vs shown). Logo Design Studio's advantage is price ($2.99 vs $9.99) and iOS requirement (9.3 vs 15.6). On in-app purchases, monetization model and device support there is nothing between them.

Oilcalcs costs $9.99 and Logo Design Studio $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Oilcalcs holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Oilcalcs has 46 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of Oilcalcs's written reviews are positive against 8% of Logo Design Studio's.

Oilcalcs ships an update every 4 months, Logo Design Studio every 20 months. The most recent releases landed on September 17, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Oilcalcs | Logo Design Studio |
| --- | --- | --- |
| Price | $9.99 | **$2.99** |
| Rating | **[4.8 (46 ratings)](https://appshunter.io/ios/app/oilcalcs/id612283154/reviews)** | [1.0 (3 ratings)](https://appshunter.io/ios/app/logo-design-studio/id957190641/reviews) |
| Number of ratings | **46** | 3 |
| Positive reviews | **100.0% of reviews** | 7.7% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 months** | Every 20 months |
| Monetization | Paid | Paid |
| Size | 2 MB | 46 MB |
| Requires iOS | 15.6 | **9.3** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ron mooring](https://appshunter.io/developer/612283157) | [芸倩 潘](https://appshunter.io/developer/837969194) |

## What reviewers say

### Oilcalcs

[App page](https://appshunter.io/ios/app/oilcalcs/id612283154)

This app provides comprehensive calculations for professionals in the oil and gas industry. It offers versatile tools for volume and weight conversions, density corrections, and blending calculations, supporting various industry tables and units.

**Highlights:** Volume and weight conversions, Density correction for special applications, Viscosity, pour point, and flash point blender, LNG and LPG density calculators, Support for ASTM tables and units, Data export to database

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

**In-app purchases:** none


### Logo Design Studio

[App page](https://appshunter.io/ios/app/logo-design-studio/id957190641)

Easily create professional logos in three simple steps, even with no prior design experience. Choose templates, customize elements like shapes and colors, and save or share your creations.

**Highlights:** Template-based design, Shape and color customization, Save to photo album, Share via social networks, Beginner-friendly interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Oilcalcs free?

Oilcalcs costs $9.99, with no in-app purchases.

### Is Logo Design Studio free?

Logo Design Studio costs $2.99, with no in-app purchases.

### Which has better reviews, Oilcalcs or Logo Design Studio?

Oilcalcs is rated higher. Oilcalcs averages 4.8 out of 5 from 46 ratings, while Logo Design Studio averages 1.0 from 3 ratings.

### Do Oilcalcs or Logo Design Studio have ads?

Logo Design Studio shows ads; Oilcalcs does not.

### Which is updated more often, Oilcalcs or Logo Design Studio?

Oilcalcs ships an update every 4 months, and Logo Design Studio every 20 months. Most recently, Oilcalcs was updated on September 17, 2026 and Logo Design Studio on September 23, 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.*