Comparison

OwlEye.Cam vs Spark Number

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

OwlEye.Cam

Control your WiFi inspection camera remotely from your phone or tablet. Stream live video, adjust lighting, focus, record, and capture images. Features include non-contact voltage detection and on-board recording.

Highlights
  • Live video streaming
  • Adjustable lighting
  • Manual and auto focus
  • Video recording
  • Picture snapshots
  • Zoom functionality
  • Non-contact voltage detection
Features
Read full description

The OwlEye Cam app allows you to operate the easy to use functions of the OwlEye WiFi inspection camera from your phone, iPad or tablet (camera sold separately). The camera streams live to your device with multiple functions within the app, including; adjustable lighting brightness, manual and auto focus, video recording, picture snap shots, zoom, non-contact voltage detection, always up feature, on-board recording and more.

About

Spark Number

Create personalized calculators for any task using simple text prompts. This app generates custom tools with native interfaces for mortgage calculations, recipes, discounts, and more, supporting advanced formulas and multiple languages.

Highlights
  • AI-powered calculator generation
  • Custom formula support
  • Native iOS interface
  • Multi-language prompt support
  • Plain text description input
Features
Read full description

Spark Number: Define Your Custom Calculator with Creativity Can't find a calculator that perfectly fits your specific needs? Overwhelmed by complex spreadsheet formulas? Spark Number revolutionizes how you calculate by letting you become the creator! Spark Number is an innovative "dynamic calculator generator." Whether you need complex mortgage calculations, precise recipe ratios, or quick daily discount conversions, simply describe what you need in plain text (a prompt), and Spark Number will instantly generate a dedicated calculator with a beautiful, native interface. Core Features: AI-Powered Generation: Say goodbye to tedious manual setups. Describe your needs in a single sentence and get your custom calculator instantly. Powerful Custom Formulas: Supports basic arithmetic (+ - * /), advanced math functions (sin, cos, log), and logical conditions (IFS, min, max) to handle all your professional calculation needs. Native & Fluid Experience: Generated calculators are rendered using native iOS components, ensuring a buttery-smooth, stutter-free interactive experience. Multi-Language Support: Whatever language you use for your prompt, your generated calculator speaks it. Unleash your creativity! Use Spark Number to turn complex formulas into accessible, everyday tools right in your pocket.

Screenshots

OwlEye.Cam3 screens
Spark Number4 screens

Verdict

The call

The clearest difference is in-app purchases: OwlEye.Cam at none against Spark Number's 4. OwlEye.Cam also leads on iOS requirement (13.0 vs 15.0). Spark Number's advantage is update cadence (every 2 weeks vs every 3 months). On price, rating, ratings volume and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Spark Number sells 4 one-off in-app purchases. OwlEye.Cam asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for OwlEye.Cam against 5.0 for Spark Number. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

OwlEye.Cam ships an update every 3 months, Spark Number every 2 weeks. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

Scorecard4 real differences · 5 level
OwlEye.Cam versus Spark Number: the parameters behind the verdict, then further details
ParameterOwlEye.CamSpark Number
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Number of ratings11
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.0
Further details — not scored
Size23 MB4 MB
Age rating4+4+
DeveloperDWK Systems, Inc.Yellow Mountain Technology, Inc.

In-app purchases

None

OwlEye.Cam

No in-app purchases

4 purchases

Spark Number

One-time4
  • Basic Pack 15 credits$0.99
  • Unlock Unlimited Slots$4.99
  • Value Pack 50 credits$4.99
Show 1 more
  • Master Pack 150 credits$9.99

Questions

Is OwlEye.Cam free?
OwlEye.Cam is free to download, with no in-app purchases.
Is Spark Number free?
Spark Number is free to download, with in-app purchases available.
Which has better reviews, OwlEye.Cam or Spark Number?
OwlEye.Cam and Spark Number are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do OwlEye.Cam or Spark Number have ads?
Neither OwlEye.Cam nor Spark Number shows ads.
Which is updated more often, OwlEye.Cam or Spark Number?
OwlEye.Cam ships an update every 3 months, and Spark Number every 2 weeks. Most recently, OwlEye.Cam was updated on October 9, 2026 and Spark Number on October 7, 2026.

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