Comparison

Megatuner vs Docrux

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

Head to head
About

Megatuner

Features
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Introducing our powerful PI/PID controller tuner app for iOS. Our app makes it easy for you to tune your PI/PID controller using data from your control loop experiments. Our advanced algorithms analyze the data to help you find the optimal settings for your controller, ensuring optimal performance and stability. But that's not all. With our app, you can now convert your settings to over 20 different DCS vendors, making it easier than ever to integrate your control loop with the rest of your process control system. Features: * User-friendly interface for simple and efficient data input and analysis * Advanced algorithms for accurate and precise model and PI/PID controller tuning * Convert your PID controller parameters over 20 different DCS vendor forms. Whether you're an experienced engineer or just starting out, our PI/PID controller tuner app for iOS can help you fine-tune your control loop and improve your process control system. Download now and start optimizing your loops today! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Docrux

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Docrux keeps real-life paperwork under control: documents, checklists, and essential details in one private app. Save passports, visas, insurance, certificates, contracts, and other important documents. Find them fast, organise them by category, and see what needs attention. DOCUMENTS Import files from your phone, share from other apps, or scan paper documents. Use search, categories, expiry dates, and reminders to keep important paperwork easy to find. CHECKLISTS Use built-in checklists for visas, relocation, buying a home, travel, and other life admin. Docrux shows what documents you already have, what is missing, and what still needs review. ESSENTIALS Keep key details ready, including passport numbers, licence details, tax IDs, visas, insurance information, and custom fields. Reveal sensitive values only when needed. PRIVACY FIRST No account required. No sign-in. Documents stay on your device unless you choose iCloud backup. App PIN, Face ID, and Touch ID support help protect your vault. AI processing is optional and never used for training. Free: 20 documents, 5 checklists. Pro unlocks more storage, checklists, and AI usage. Terms of Use: https://docrux.app/terms Privacy Policy: https://docrux.app/privacy

Screenshots

Megatuner4 screens
Docrux4 screens

Verdict

The call

The clearest difference is in-app purchases: Megatuner at none against Docrux's 2. Docrux's advantage is update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement 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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Docrux sells 2 in-app purchases, starting at $4.99 per month. Megatuner asks for nothing beyond the download.

UpkeepUpdate frequency

Megatuner ships an update every 3 weeks, Docrux weekly. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

Scorecard2 real differences ยท 4 level
Megatuner versus Docrux: the parameters behind the verdict, then further details
ParameterMegatunerDocrux
PriceFreeFree
Update frequencyEvery 3 weeksWeekly โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad โ€” betteriPhone
Requires iOS16.016.0
Further details โ€” not scored
Size3 MB90 MB
Age rating17+12+
DeveloperChrister DalenDmitrii Kostin

In-app purchases

None

Megatuner

No in-app purchases

2 purchases

Docrux

Subscriptions2
  • Docrux Pro$4.991 Month
  • Docrux Pro Annual$39.991 Year

Questions

Is Megatuner free?
Megatuner is free to download, with no in-app purchases.
Is Docrux free?
Docrux is free to download, with in-app purchases available.
Do Megatuner or Docrux have ads?
Neither Megatuner nor Docrux shows ads.
Which is updated more often, Megatuner or Docrux?
Megatuner ships an update every 3 weeks, and Docrux weekly. Most recently, Megatuner was updated on October 6, 2026 and Docrux on October 13, 2026.

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