SWS IoT vs Invoice Maker
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
SWS IoT
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SWS IoT is a mobile application to display different type of sensors readings. Dashboard - Different sensor dashboards will be shown - In each dashboard, there are different ways to present sensor values or status, for example table, chart, map - Click the details to see more info of a specific sensor Alarms - Show any active alarm of the sensor in the Alarms tab Devices - Show all devices status in the Device Tab
Invoice Maker
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Invoice Maker is the fastest way to create professional invoices and estimates right from your phone β no accountant, no desktop, no monthly headaches. Whether you're a freelancer, contractor, electrician, cleaner, designer, or run a small business, you can bill a client in under a minute, send a polished PDF, and track exactly who has paid. FREE FEATURES β’ Create invoices and estimates β’ Manage clients and import from contacts β’ Add line items, discounts and tax β’ Email, print or save your PDF β’ Record payments and track balances PREMIUM FEATURES (subscription required) β’ 40+ professionally designed invoice & estimate templates β’ Custom colour schemes to match your brand β’ Add your own logo for a fully branded document β’ Unlimited invoice and estimate creation CREATE INVOICES & ESTIMATES IN SECONDS β’ Add clients, line items, quantities, discounts and tax β’ Save reusable services & materials in your Price Book β’ Set payment terms, due dates, notes and attach photos β’ Turn an estimate into an invoice when the job is won SEND IT AND GET PAID β’ Email the PDF to your client in one tap β’ Mark invoices Paid / Unpaid and record partial payments β’ Always know your outstanding balance per client BUILT FOR THE REAL WORLD β’ 34 currencies supported β’ Works offline β your data stays private on your device β’ No account or sign-up required SUBSCRIPTION Try Premium free for 3 days. After the trial, the subscription price shown at purchase is charged automatically. Renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store account settings. Terms of Use: https://wispy-silence-0e92.webmaster-7be.workers.dev/terms_and_conditions Privacy Policy: https://wispy-silence-0e92.webmaster-7be.workers.dev/privacy_policy
Screenshots
Verdict
The clearest difference is in-app purchases: SWS IoT at none against Invoice Maker's 2. SWS IoT also leads on iOS requirement (12.0 vs 15.0). Invoice Maker's advantage is update cadence (every 5 weeks vs every 3 months). On price, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Invoice Maker sells 2 in-app purchases, starting at $19.00 per month. SWS IoT asks for nothing beyond the download.
SWS IoT ships an update every 3 months, Invoice Maker every 5 weeks. The most recent releases landed on October 27, 2026 and October 17, 2026 respectively.
| Parameter | SWS IoT | Invoice Maker |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 5 weeks β better |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 β better | 15.0 |
| Further details β not scored | ||
| Size | 39 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Simplyworks Solutions Limited | Caractiv Tech |
In-app purchases
SWS IoT
No in-app purchases
Invoice Maker
- Premium Membership Monthly3 Days trial$19.001 Month
- Premium Membership Annually3 Days trial$199.001 Year
Questions
Is SWS IoT free?
Is Invoice Maker free?
Do SWS IoT or Invoice Maker have ads?
Which is updated more often, SWS IoT or Invoice Maker?
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