WQS vs Invoice Maker
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
WQS
Read full descriptionHide full description
The WCAworld Quotation System app streamlines the process of sending and receiving RFQs between WCAworld members, ensuring a seamless RFQ management experience. You can efficiently handle RFQs across all transportation modes - Air, Sea, Road, and Rail. With real-time notifications, you'll stay informed and up to date throughout the entire RFQ process.
Invoice Maker
Read full descriptionHide full description
Invoice Maker helps freelancers and small businesses create professional invoices, estimates, and quotes on iPhone โ fully offline and private. Build a sales document with clients, line items, taxes, and discounts. Preview a branded PDF, track payment status, and review revenue insights from the Reports dashboard. Your data stays on your device with local SwiftData storage. No account required. Key features: - Create invoices and estimates - Manage clients and product catalogs - Customize PDF layouts and color themes - Preview, share, and print documents - Track payments and document status - View revenue charts and status breakdowns - Import contacts for faster client setup Invoice Maker offers an optional auto-renewable Monthly Pro subscription for $9.99 per month. A 3-day free trial may be offered before the subscription renews. Pro unlocks clean PDF delivery without watermark, share/print/send PDF, premium layouts and themes, and report exports as CSV, PDF, and ZIP. Payment is charged to your Apple ID account at confirmation of purchase. The subscription renews automatically unless canceled at least 24 hours before the end of the current period. You can manage or cancel your subscription in App Store account settings. Restore Purchases is available on the paywall and in Profile. Privacy Policy: https://fonovapplab.com/privacy Terms of Use: https://fonovapplab.com/terms
Screenshots
Verdict
The clearest difference is in-app purchases: WQS at none against Invoice Maker's 2. WQS also leads on device support (3 vs 1) and iOS requirement (12.0 vs 18.0). Invoice Maker's advantage is update cadence (fortnightly vs every 2 months). On price and ads there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Invoice Maker sells 2 in-app purchases, starting at $9.99 per month. WQS asks for nothing beyond the download.
WQS ships an update every 2 months, Invoice Maker fortnightly. The most recent releases landed on November 4, 2026 and November 6, 2026 respectively.
| Parameter | WQS | Invoice Maker |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Fortnightly โ better |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad, iPod โ better | iPhone |
| Requires iOS | 12.0 โ better | 18.0 |
| Further details โ not scored | ||
| Size | 51 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | WCA USA, Inc. | Sergey FONOV |
In-app purchases
WQS
No in-app purchases
Invoice Maker
- Monthly Pro3 Days trial$9.991 Month
- Yearly Pro3 Days trial$49.991 Year









