Comparison

FieldKit.org vs Supa Sudoku

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

Head to head
About

FieldKit.org

This app provides low-cost hardware and a mobile platform for environmental sensing, data management, and community engagement. It allows users to monitor and advocate for their surroundings by collecting, analyzing, and sharing environmental data.

Highlights
  • Easy-to-use environmental sensors
  • Data management and analysis platform
  • Real-time sensor data visualization
  • Customizable data collection schedules
  • Data download in multiple formats
  • Community engagement and discussions
Read full description

Friendly, reliable, low-cost tools to monitor and advocate for the world around you. FieldKit is three things: 1. Easy to use, low-cost hardware for environmental sensing • Accurate environmental sensors can be expensive, and complicated to operate. FieldKit stations are built to be easily deployed, and our mobile app makes configuration and maintenance simple. 2. A platform for managing, analyzing and sharing data about the world around you • FieldKit isn’t just about data collection. Our platform lets you quickly and easily visualize station data, discover trends and patterns, and share your findings with anyone. We make it easy to download your data in a variety of useful formats, so that FieldKit can play nicely with your existing tools. 3. A community of environmental care, using data to document change and work for a better future • Data works better together. FieldKit is dedicated to supporting a strong community of users and developers, building both local and global connections. On the FieldKit platform, you can engage in discussions with scientists, educators, tech experts and curious individuals – all working to better understand and advocate for the world around them. Use the FieldKit app to: • Interface with your FieldKit hardware to change settings and monitor the status of your sensors • Set custom data collection schedules, modify network settings, and manage your sensor fleet • Download readings collected by your FieldKit sensors and view sensor data in real time • Upload data to the FieldKit portal for in-depth analysis

About

Supa Sudoku

Features
Read full description

Snap a pic of any sudoku puzzle and let our app scan it in a flash! Streamline your solving with handy editing and highlighting tools to organize your thoughts. Need a nudge in the right direction? We'll walk you through each step to solve hard puzzles. Our intuitive app makes light work of any sudoku, from newspapers to magazines. Just point, shoot, and play, let our AI solver help you do the heavy lifting while you reap the satisfaction of each solution! Sweep away sudoku frustration and enjoy these engrossing puzzles anytime, anywhere. Download now and become a sudoku master! Supa Sudoku offers three groups of auto-renewing subscriptions for following three functionalities: 1. Using OCR(optical character recognition) technology to extract Sudoku puzzles shown in images like photos and screenshots, and check if they have valid Sudoku solutions. 2. Provide logically step-by-step and educational hints to assist you in learning advanced techniques for solving Sudoku puzzles. The first hint highlights areas where a solution possibility may exist. The second hint furnishes additional insightful information. The third hint explains the reasoning and deduction process. The fourth hint automatically fills in the deduced solution into the puzzle grid. Offers 12 Sudoku puzzles daily across easy, medium, hard and evil - the 4 difficulty levels, so you can pick ones matching your playing strength. You can also replay previous puzzles from the calendar and history. [Terms of Use]: http://www.apple.com/legal/itunes/appstore/dev/stdeula [Privacy Policy]: https://www.mobividi.com/?privacy

Screenshots

Supa Sudoku4 screens

Verdict

The call

The clearest difference is in-app purchases: FieldKit.org at none against Supa Sudoku's 6. FieldKit.org also leads on ads (none vs shown). Supa Sudoku's advantage is update cadence (every 9 days vs every 4 months). On price, device support 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. Supa Sudoku sells 6 in-app purchases, starting at $2.99 per month. FieldKit.org asks for nothing beyond the download.

UpkeepUpdate frequency

FieldKit.org ships an update every 4 months, Supa Sudoku every 9 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 6 level
FieldKit.org versus Supa Sudoku: the parameters behind the verdict, then further details
ParameterFieldKit.orgSupa Sudoku
PriceFreeFree
Rating5.0 (4 ratings) — better—
Number of ratings4 — better—
Update frequencyEvery 4 monthsEvery 9 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better14.0
Further details — not scored
Size86 MB32 MB
Age rating4+4+
DeveloperConservifyGeng Tang

In-app purchases

None

FieldKit.org

No in-app purchases

6 purchases

Supa Sudoku

Subscriptions6
  • Daily Sudoku Puzzles (1 month)$2.991 Month
  • Sudoku OCR (1 Month)$2.991 Month
  • Sudoku Logical Hints (1 month)$2.991 Month
Show 3 more
  • Daily Sudoku Puzzles (1 year)$17.991 Year
  • Sudoku OCR for 1 year$17.991 Year
  • Sudoku Logical Hints (1 Year)$17.991 Year

Questions

Is FieldKit.org free?
FieldKit.org is free to download, with no in-app purchases.
Is Supa Sudoku free?
Supa Sudoku is free to download, with in-app purchases available.
Do FieldKit.org or Supa Sudoku have ads?
Supa Sudoku shows ads; FieldKit.org does not.
Which is updated more often, FieldKit.org or Supa Sudoku?
FieldKit.org ships an update every 4 months, and Supa Sudoku every 9 days. Most recently, FieldKit.org was updated on November 3, 2026 and Supa Sudoku on October 30, 2026.

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