Invoice Pro Nova vs Valve Explorer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Invoice Pro Nova
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Take the stress out of paperwork with Invoice Pro, the ultimate tool designed for freelancers, small business owners, and contractors. Whether you are at the office or on the go, Invoice Pro helps you get paid faster with professional, high-quality invoices...
Valve Explorer
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Valve Explorer is an educational reference for industrial and engineering valves. Learn valve types, applications, and terminology with quizzes and flashcards. Fully offline.
Screenshots
Verdict
The clearest difference is iOS requirement: Valve Explorer at 13.0 against Invoice Pro Nova's 15.6. On price, ads, 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.
| Parameter | Invoice Pro Nova | Valve Explorer |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Weekly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 29 MB | 57 MB |
| Age rating | 9+ | 4+ |
| Developer | Urooba Javed | Pham Van Thanh |
In-app purchases
Invoice Pro Nova
No in-app purchases
Valve Explorer
No in-app purchases
Questions
Is Invoice Pro Nova free?
Is Valve Explorer free?
Do Invoice Pro Nova or Valve Explorer have ads?
Other comparisons
