Units+ vs ConnyOnAir
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Units+
Easily convert between over 260 measurement units across 22 categories and get real-time currency exchange rates for more than 160 currencies. Quickly find units or bookmark frequent conversions for efficient use.
- 260+ measurement units
- 22 unit categories
- 160+ currencies
- Real-time exchange rates
- Unit search
- Bookmarking conversions
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Convert values between commonly used measurement units. The app supports more than 260 units in 22 different categories. It also support currency exchange rates for more than 160 currencies. The app makes it easy to search for units within a specific category, or across all categories. And supports bookmarking the conversions you use most often. Here is a sorted list of all included unit categories: - Acceleration - Angle - Area - Data Storage - Data Transfer - Density - Electric Current - Energy - Flow - Force - Fuel Consumption - Length - Mass (Weight) - Mass Flow - Metric Prefix - Power - Pressure - Speed (Velocity) - Temperature - Time - Torque - Volume
ConnyOnAir
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ConnyOnAir, your one-stop application to enable Industrial IOT 4.0 [Feature] Monitor equipment status and sensor readings in real time [Feature] Review active alarms and receive equipment notifications [Feature] See daily findings and operational priorities at a glance [Feature] Explore equipment across sites and systems [Feature] Follow historical trends and monitoring limits [Feature] Add important equipment to a personal watchlist [Feature] Scan on-site QR codes for quick access to equipment and panel information
Screenshots
Verdict
The clearest difference is in-app purchases: ConnyOnAir at none against Units+'s 2. ConnyOnAir also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 5 months). On price, device support and iOS requirement 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. Units+ sells 2 one-off in-app purchases. ConnyOnAir asks for nothing beyond the download.
Units+ ships an update every 5 months, ConnyOnAir every 3 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Units+ | ConnyOnAir |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (375 ratings) — better | — |
| Positive reviews | 85.0% of reviews | — |
| Number of ratings | 375 — better | — |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.5 — better | 15.6 |
| Further details — not scored | ||
| Size | 4 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Hebaallah Hossameldien | Conny |
Bugs and requests
Units+
Reported bugs
1 issue- Ads don't have an X to close
Requested features
2 requests- Add a Notification Center widget
- Way to mark favorite types of conversions
ConnyOnAir
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Units+
- Unlock Pro FeaturesFree
- Remove Ads$1.99
ConnyOnAir
No in-app purchases
Questions
Is Units+ free?
Is ConnyOnAir free?
Do Units+ or ConnyOnAir have ads?
Which is updated more often, Units+ or ConnyOnAir?
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