Comparison

Duall Master vs Solid Focus Timer

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

Head to head
About

Duall Master

Features
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The DeMasterPro app provide functionality to make your phone as smart key, which can open the door lock by tap to the door reader or even remotely. Within the app user can: - Tap to the reader at the gate to open the door - Open door using QR code - Open the door remotely from the app - View status of the door in realtime from anywhere - View access log of the users in the door gate every time, from anywhere - Access time attendance report - Activate/deactivate emergency situation conveniently and precisely

About

Solid Focus Timer

This app helps ambitious individuals break down large goals into actionable steps and focus on achieving them. It offers AI-powered suggestions, a focus timer with Lo-Fi radio, and a community ranking system to motivate users. Your data is encrypted and 100% private.

Highlights
  • Actionable step creation
  • AI-powered goal suggestions
  • Focus timer with Lo-Fi radio
  • Community ranking and competition
  • Idea vault for saving thoughts
  • Privacy-focused design
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No subscriptions - Buy once, keep forever If you're here, you're likely an ambitious person with big goals, the sort of goals that require dedication and hard work. Here's how Solid Focus Timer can help you achieve your goals: - Actionable steps Getting started is often thehardest part. But with Solid Focus Timer, turning those big goals into actionable steps becomes easy when you create a list of actionable steps you can work on to get closer to your goals. - AI suggestions Solid Focus Timer isn't just another goal app - it's a copilot for ambitious people. You'll find helpful content to make getting started with your goals easier. There's also an AI suggestions feature within Solid Focus Timer which offers new ideas for how to reach your goals and focus your efforts. - Focus timer Once you created a few steps to work on, you can start a focus timer and get to work. You can also put on some Lo-Fi radio while you work to help you focus. - Rank The more you focus, the more your rank in the community will increase and the closer you'll be to achieving your goals. You can check your rank among all users globally or nationally and you can also add your friends for a bit of personal competition. - Idea vault Got ideas you want to save for later? That is also easy. There's a dedicated section for ideas you're not ready for yet. - Privacy first Solid Focus Timer is designed with privacy in mind and your data is encrypted and 100% private Are you ready to start achieving your goals and focusing on your ambitions? Solid Focus Timer is a universal app available on iOS, iPadOS, and macOS You can choose to unlock just this app or all 5 Solid Apps with one purchase Terms of service: http://solidapps.co/terms.html Privacy policy: http://solidapps.co/privacy.html

Screenshots

Duall Master4 screens
Solid Focus Timer4 screens

Verdict

The call

The clearest difference is in-app purchases: Duall Master at none against Solid Focus Timer's 2. Duall Master also leads on iOS requirement (12.0 vs 16.0). On price, update cadence, ads and device support 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. Solid Focus Timer sells 2 one-off in-app purchases. Duall Master asks for nothing beyond the download.

UpkeepUpdate frequency

Duall Master ships an update fortnightly, Solid Focus Timer every 2 weeks. The most recent releases landed on September 22, 2026 and September 17, 2026 respectively.

Scorecard2 real differences · 8 level
Duall Master versus Solid Focus Timer: the parameters behind the verdict, then further details
ParameterDuall MasterSolid Focus Timer
PriceFreeFree
Rating—4.5 (16 ratings) — better
Positive reviews—77.8% of reviews
Number of ratings—16 — better
Update frequencyFortnightly — betterEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Paid
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS12.0 — better16.0
Further details — not scored
Size78 MB128 MB
Age rating4+12+
DeveloperDUALi Inc.Solid Apps S.R.L.

In-app purchases

None

Duall Master

No in-app purchases

2 purchases

Solid Focus Timer

One-time2
  • Unlock this app (lifetime)$4.99
  • Unlock ALL 10 Solid Apps (lifetime)$9.99

Questions

Is Duall Master free?
Duall Master is free to download, with no in-app purchases.
Is Solid Focus Timer free?
Solid Focus Timer is free to download, with in-app purchases available.
Do Duall Master or Solid Focus Timer have ads?
Neither Duall Master nor Solid Focus Timer shows ads.
Which is updated more often, Duall Master or Solid Focus Timer?
Duall Master ships an update fortnightly, and Solid Focus Timer every 2 weeks. Most recently, Duall Master was updated on September 22, 2026 and Solid Focus Timer on September 17, 2026.

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