Comparison

SimpleGPSApp Lesson 01 vs Just Toolbox

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

Head to head
About

SimpleGPSApp Lesson 01

Features
Read full description

GREAT FUN - GPS 3D MapKit & Speedometer iOS Project - showing RAW GPS Speed of MTS (Meters per Second) & hundredths MPH & KMPH! On the way to Full Level 5 Self Driving for a new EV we are developing (by Summer 2022), this XCODE project is yours, with lots of useful, very simplified code/methods you can copy and use in your own project, Xcode 13, Swift 5, available to copy to your desktop using iTunes/Music File Share. Beginner to Advanced iOS Developer Lessons! We have always learned best and quickest by looking at working App's. Included in this lesson is the full XCODE PROJECT itself for you to use in your own App projects, saving you months of headache to find the answers!:*) We will make you understand! This is the first in a series to help ALL other Apple iOS, iPhone/iPad App Developers, Beginners to Advanced. We've kept the code very, very simple so a 9 year old could get it! Feel free to use any part of this project in your own projects. These are things that have taken months to learn all in this very optimized code for iPhone/iPad App. The Xcode Project is included within the app and can be copied from the iTunes/Music File Share app to your desktop. Highlights in this lesson includes; LocationManager, CLLocationManager, GPS, Speed MPH and KMPH conversion, 3D MapKit, Tracking Mode, iTunes File Sharing, Web/URL link, Buttons with Automated Titles, printing app events to Console/Debug Area, converting large decimal numbers to 2 place, labels, buttons, switches, Case/Logic Switch in Swift, rounding to integer of decimal numbers, variables, integers, text, hidden lessons include a vertical slider and much more! We have plans for many more in the near future! AND if you're interested in getting involved in our LEVEL 5, FULL SELF DRIVING EV PROJECT (for Summer 2022), contact us via our WebSite! CODING IS FUN! JOHNAVATAR.com Pacific Palisades, CA 90402

About

Just Toolbox

A comprehensive suite of utilities designed to streamline iOS development. It offers tools for server monitoring, certificate management, device information, and various text and data conversions. The app supports multiple Apple platforms and provides open-source code for learning.

Highlights
  • Server status monitoring
  • SSL certificate management
  • Device information retrieval
  • QR code generation
  • Text hashing and encoding
  • Date and time format conversion
  • Integer base conversion
  • URL parsing
Features
Read full description

Welcome to Just Toolbox – the ultimate toolkit every iOS developer needs! Packed with essential utilities, our app makes your development journey smoother and more enjoyable. Just Toolbox is built with SwiftUI and work across iPhone, iPad, Apple Watch, Mac and Vision Pro. * Supports iOS, iPadOS, macOS, watchOS, visionOS * Core code is open-sourced, with tutorial articles to easily learn how to implement it PRO FEATURE * Monitor server status, check CPU/Memory usage * Manage SSL certificates, never forget to renew FREE FEATURE * Check Xcode releases and get notifications when a new version is released * Check device info like RAM, CPU, GPU, battery, etc. * Powerful QR code generator * Hash text with MD5/SHA1/SHA256/SHA224/SHA512/SHA384/SHA3/RIPEMD160 * Create tokens effortlessly whenever you need them * Convert Date and Time formats to ISO8601/ISO9075/RFC3339/RFC7231/Unix Timestamp/UTC/MongoDB ObjectID/Excel, etc. * Convert integer base between binary, octal, decimal, and hexadecimal * Base64 encode and decode * Generate random port numbers * chmod calculator * URL parser: parse a URL into its separate constituent parts (protocol, origin, params, port, username-password, etc.) * Convert colors between different formats (hex, rgb, hsl, and CSS name) * Slugify: Make a string URL, filename, and ID safe * ULID generator * UUID generator * Lorem Ipsum generator * Extract Color Palette from Image * More tools and open-source articles coming soon… If you like this app, please don't forget to support us with 5 stars rating. More features are coming soon… Term of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy: https://just-apps.super.site/privacy-policy

Screenshots

SimpleGPSApp Lesson 014 screens
Just Toolbox4 screens

Verdict

The call

The clearest difference is in-app purchases: SimpleGPSApp Lesson 01 at none against Just Toolbox's 3. Just Toolbox's advantage is update cadence (every 3 days vs every 16 months) and device support (5 vs 3). On price, ads and iOS requirement 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. Just Toolbox sells 3 in-app purchases, starting at $0.99 per month. SimpleGPSApp Lesson 01 asks for nothing beyond the download.

UpkeepUpdate frequency

SimpleGPSApp Lesson 01 ships an update every 16 months, Just Toolbox every 3 days. The most recent releases landed on October 6, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 6 level
SimpleGPSApp Lesson 01 versus Just Toolbox: the parameters behind the verdict, then further details
ParameterSimpleGPSApp Lesson 01Just Toolbox
PriceFreeFree
Rating—4.4 (5 ratings) — better
Number of ratings—5 — better
Update frequencyEvery 16 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPodiPhone, iPad, Mac, Apple Watch, Vision Pro — better
Requires iOS15.0 — better16.0
Further details — not scored
Size8 MB33 MB
Age rating4+4+
DeveloperJohn Avatar哲 严

In-app purchases

None

SimpleGPSApp Lesson 01

No in-app purchases

3 purchases

Just Toolbox

Subscriptions2
  • All Access (1 Month)7 Days trial$0.991 Month
  • All Access (1 Year)1 Month trial$4.991 Year
One-time1
  • Pro Lifetime$9.99

Questions

Is SimpleGPSApp Lesson 01 free?
SimpleGPSApp Lesson 01 is free to download, with no in-app purchases.
Is Just Toolbox free?
Just Toolbox is free to download, with in-app purchases available.
Do SimpleGPSApp Lesson 01 or Just Toolbox have ads?
Neither SimpleGPSApp Lesson 01 nor Just Toolbox shows ads.
Which is updated more often, SimpleGPSApp Lesson 01 or Just Toolbox?
SimpleGPSApp Lesson 01 ships an update every 16 months, and Just Toolbox every 3 days. Most recently, SimpleGPSApp Lesson 01 was updated on October 6, 2026 and Just Toolbox on October 25, 2026.

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