Richie Ads Preview vs Unit converter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Richie Ads Preview
This developer tool allows for the testing of MRAID-compatible rich media ads for a specific platform. Users can register for a web console account and then use the app to scan QR codes to preview their ad creatives.
- MRAID-compatible rich media ad testing
- QR code scanning for ad preview
- Web console integration
- Developer tool
- Free account registration
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Richie Ads Preview is a developer tool for testing MRAID-compatible rich media ads created for the Richie Ads platform. Start testing by visiting ads-preview.richie.fi to register for a free Richie Preview web console account. Use the app to scan QR codes generated in the Richie Preview web console, and you'll be able to preview your MRAID creative. To scan QR codes needed for previewing ad creatives, you'll need to give the app permission to access the camera on your device.
Unit converter
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UnitFlow is a smart, professional unit converter designed for fast and accurate results. Convert across 14 categories: Pressure, Length, Power, Flow, Area, Energy, Speed, Volume, Density, Acceleration, Force, Mass, Temperature, and Angle Why users choose UnitFlow: - Real-time conversion as you type - Smart input detection (for example: 10 km, 5 bar) - Scientific notation support for technical values - Adjustable precision (2-10 decimals) plus precision mode - Quick unit search and easy unit swap - Save favorite conversion pairs - Local conversion history (last 20 entries) - View all conversions mode from one input - Locale-aware number formatting - Light, dark, or system theme - Optional screen rotation lock - Works fully offline, with no account required Built for engineering tasks and everyday use, UnitFlow helps you convert units quickly and confidently wherever you are.
Screenshots
Verdict
Richie Ads Preview and Unit converter are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
Richie Ads Preview ships an update every 4 months, Unit converter every 3 months. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.
| Parameter | Richie Ads Preview | Unit converter |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 20 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Richie | Claudio Fusillo |
In-app purchases
Richie Ads Preview
No in-app purchases
Unit converter
No in-app purchases
Questions
Is Richie Ads Preview free?
Is Unit converter free?
Do Richie Ads Preview or Unit converter have ads?
Which is updated more often, Richie Ads Preview or Unit converter?
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