Ad vs Conversion Calculator Units
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ad
A straightforward unit converter designed for ease of use and efficiency. It offers a wide range of conversion options without any advertisements, saving battery and data. All conversions are performed on a single, intuitive screen.
- Ad-free experience
- Intuitive single-screen interface
- Supports acceleration, angle, area, density, distance, energy, force, mass, power, pressure, speed, temperature, time, and volume
- Saves bandwidth and battery life
- Easy to use
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That's right -- this is a free app, with no ads! Saves you bandwidth, battery life, and annoyance. This is possible because the app is supported by its passive app store links, tastefully hidden behind a key on the keyboard. This is a simple and intuitive unit converter. It is easy to use. Gets you the information you need with a minimum of fuss. Units currently included are acceleration, angle, area, density, distance, energy, force (or weight), mass, power, pressure, speed, temperature, time, and volume. All the conversion is done on a single screen . . . who needs more? Any comments or suggestions, feel free to write me at jockuxyzsch@gmail.com, but without the xyz!
Conversion Calculator Units
This app offers a simple and powerful way to convert between over 140 units across 12 categories. Easily switch between units, customize your experience with themes, and share your results.
- Converts over 140 units
- Supports 12 conversion categories
- Customizable themes
- Drag and set unit positions
- Add units to favorites
- Share converted units via email
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* Handy Conversion Calculator App For 12 Categories & 140+ Units * Simple, Powerful & Conversion Calculator app designed for iPhone and iPad! Just tap and convert any units with its clean interface and user-friendly navigation. Simple swipe actions will allow you to convert quickly and change conversion options easily for additional convenience. Download the fastest & easiest to use converter app today! Conversions from one unit to another unit no longer have to be confusing, simply use Best Unit Converter today. * Features: - Ability To Change Themes - Drag & Set Position Of Units - Add Units To Favorites Section - Restore Category Listing - Enable/Disable Units - Set Decimal Digit Count - Share Converted Units by Email ** Conversion (12 Categories & 140+ Units): - Area - Length - Energy - Volume - Weight - Power - Speed - Time - Number - Temperature - Data Storage - Fuel Consumption Conversion Calculator is a beautifully designed universal app, designed for both iPhone & iPad. Get the best easy to use metric and units converter for length, number, power, speed, temperature, time, weight, area, energy, and other popular measurement converters tool. Download free. ************************************************************* * Download Conversion Calculator Today! * * Be Sure To Checkout Other Popular Utilities & Games From RV AppStudios! * *************************************************************
Screenshots
Verdict
The clearest difference is rating: Conversion Calculator Units at 4.7 against Ad's 3.9. Conversion Calculator Units also leads on ratings volume (5K vs 55). Ad's advantage is ads (none vs shown) and iOS requirement (8.0 vs 15.0). On price, review sentiment, 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
Both are free to download. Ad sells 1 one-off in-app purchase and Conversion Calculator Units sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Conversion Calculator Units holds the better App Store score, 4.7 against 3.9. That said, the two scores are not equally well evidenced: Conversion Calculator Units has 5K ratings behind it against 55, so its average is the more settled of the two. Written reviews point the same way: 76% of Ad's written reviews are positive against 82% of Conversion Calculator Units's.
Ad ships an update every 3 months, Conversion Calculator Units every 2 months. The most recent releases landed on October 21, 2026 and October 27, 2026 respectively.
| Parameter | Ad | Conversion Calculator Units |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (55 ratings) | 4.7 (5K ratings) — better |
| Positive reviews | 75.7% of reviews | 82.1% of reviews — better |
| Number of ratings | 55 | 5K — better |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 7 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | William Jockusch | RV AppStudios LLC |
Customer experience
Ad
Conversion Calculator Units
User reviews
Ad
From 55 App Store ratingsWhat we love
- 👍 Simple and easy to use
- 🔒 No ads
- ✨ Great app overall
- 🚀 Efficient and fast
- 💻 Useful for everyday conversions
Room to improve
- 🐛 Crashes on newer iOS versions
- 🔍 Missing some common units of measurement
- 🌐 Lacks support for non-US units
Conversion Calculator Units
From 5K App Store ratingsWhat we love
- 👍 User-friendly
- 🚀 Easy to use
- 💡 Helpful for learning metric system
- 👍 Great for conversions
- 👍 Intuitive interface
Room to improve
- 🐛 Ads disrupt usage
- 🐛 Difficult to change units
- 🐛 Lacks portrait mode
- 🐛 Upside-down orientation issues
- 🐛 Cluttered UI design
Bugs and requests
Ad
Reported bugs
3 issues- Crashes on iPhone XS Max
- Conversion errors for larger values
- Incompatible with latest iOS updates
Requested features
5 requests- Add more unit conversion options
- Implement a favorites/recent list
- Improve UI for easier navigation
- Add currency conversion feature
- Improve accuracy of some conversions
Conversion Calculator Units
Reported bugs
2 issues- Ads not removed after purchase
- Incorrect unit conversions
Requested features
4 requests- Add pressure conversion units
- Include a basic calculator function
- Implement multi-language support
- Allow customization of unit order
In-app purchases
Ad
- Pro Upgrade$0.99
Conversion Calculator Units
- Remove Ads$1.99
Questions
Is Ad free?
Is Conversion Calculator Units free?
Which has better reviews, Ad or Conversion Calculator Units?
Do Ad or Conversion Calculator Units have ads?
Which is updated more often, Ad or Conversion Calculator Units?
Other comparisons
