Ubique Lab vs Currency Exchange Offline
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ubique Lab
Experience Sudoku puzzles through augmented reality. This app merges the digital and real worlds, offering an interactive and entertaining way to engage with classic number puzzles.
- Augmented reality Sudoku solver
- Interactive puzzle experience
- Merges digital and real worlds
- Entertaining gameplay
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The latest from the Ubique Lab: the Sudoku AR Solver. The App provides an interactive and entertaining look into the world of Augmented Reality, and gives a taste of the endless possibilities that emerge when the digital and real world unite.
Currency Exchange Offline
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Currency Exchange Offline is a practical converter for travel, shopping, and quick checks without depending on a live connection. Enter an amount, choose currencies, and get the conversion from saved rates. Refresh European Central Bank rates when you choose, with one successful update per day. Use favorites for common pairs, compare results across several currencies, search the rate table, and calculate with history. The Android widget can show your top favorite rate. Preferences and saved rates stay on your device. Rates are based on ECB reference data. When a direct pair is not provided, the app converts through EUR so pairs such as USD to JPY work from the same rate table. A bundled default file is included for first launch and recovery, and your saved download is used after you refresh. Daily use stays quick: mark pairs as favorites, keep extra target currencies for comparison, search the full rate table, check inverse rates, copy a converted result, and open the built in calculator when an amount needs more than a simple conversion. Calculator history keeps recent calculations with their converted result. Settings let you choose the app language or follow the system language. There is no account and no analytics. Your favorites, history, language choice, and saved rates stay on the device. Rate downloads happen only when you press update, and the app limits successful downloads to once per day.
Screenshots
Verdict
The clearest difference is ads: Ubique Lab at none against Currency Exchange Offline's shown. Ubique Lab also leads on iOS requirement (12.0 vs 16.0). Currency Exchange Offline's advantage is update cadence (every 2 months vs every 54 months). On price, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
Ubique Lab ships an update every 54 months, Currency Exchange Offline every 2 months. The most recent releases landed on September 9, 2026 and September 1, 2026 respectively.
| Parameter | Ubique Lab | Currency Exchange Offline |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (3 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 54 months | Every 2 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 80 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Ubique Innovation AG | Jose Gerardo Palma Duran |
In-app purchases
Ubique Lab
No in-app purchases
Currency Exchange Offline
No in-app purchases
