Comparison

Technology Readiness Levels vs Limit

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

Head to head
About

Technology Readiness Levels

Quickly access definitions and descriptions for Department of Defense and NASA Technology Readiness Levels (TRLs). Understand the distinctions between different TRL stages and their supporting information.

Highlights
  • DoD and NASA TRL definitions
  • Detailed descriptions for each TRL
  • Supporting information (DoD)
  • SETR Process alignment (DoD)
  • Quick reference guide
Read full description

This is a quick-reference app for the Department of Defense and NASA Technology Readiness Levels (TRLs). It features definitions for both DoD and NASA! For each TRL, the app includes: *Definition *Description *Supporting information (DoD only) *SETR Process alignment (DoD only) Everyone needs a reminder now and then. What's the difference between TRL 5 and TRL 6? Is your invention at TRL 4 or at TRL 5? What's the difference between TRL 1 and TRL 2? All ThinChip Software apps are now available free of charge!

About

Limit

This app helps you regain control of your phone usage by setting daily time limits for distracting applications. It blocks apps by default, making each use a conscious decision and helping you improve focus and presence.

Highlights
  • Blocks distracting apps by default
  • Set daily time limits
  • Mindful app usage tracking
  • Behavioral science principles
  • Runs quietly in the background
  • Promotes focus and presence
Read full description

Scrolling steals your time – Limit helps you take it back. Limit transforms how you use your phone through simple, science-based behavioral design. You choose your distractions, set a daily time limit, and go on with your day. Limit blocks those apps by default – so every time you open one, it’s a mindful choice, not a reflex. When you decide to use a distracting app, your time budget starts ticking. When your limit is reached, those apps stay blocked for the rest of the day. You’ll feel the difference in focus, mood, and time – one intentional decision at a time. Why Limit * Blocks distractions by default – every tap becomes intentional. * Set it once, live your day – Limit runs quietly in the background. * Behavioral science built-in – based on proven habit-change principles. * Free – no subscriptions, no upsells, no ads. * Backed by Freedom – trusted by millions for digital well-being and focus. Limit doesn’t shame you for using your phone. It simply helps you stay aware, present, and in control. Whether you want to focus on work, be more present with family, or reclaim creative time, Limit makes it easier to live intentionally. Download Limit and enjoy your apps – mindfully.

Screenshots

Technology Readiness Levels3 screens
Limit4 screens

Verdict

The call

The clearest difference is rating: Technology Readiness Levels at 5.0 against Limit's 4.6. Limit's advantage is update cadence (every 6 weeks vs every 8 months) and ratings volume (245 vs 2). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Technology Readiness Levels holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Limit has 245 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Technology Readiness Levels ships an update every 8 months, Limit every 6 weeks. The most recent releases landed on June 1, 2026 and September 30, 2026 respectively.

Scorecard4 real differences · 6 level
Technology Readiness Levels versus Limit: the parameters behind the verdict, then further details
ParameterTechnology Readiness LevelsLimit
PriceFreeFree
Rating5.0 (2 ratings) — better4.6 (245 ratings)
Positive reviews—78.1% of reviews
Number of ratings2245 — better
Update frequencyEvery 8 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone, iPad — better
Requires iOS26.016.6 — better
Further details — not scored
Size1 MB26 MB
Age rating4+4+
DeveloperRussell ShannonEighty Percent Solutions

Customer experience

Technology Readiness Levels

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Limit

All ratings245 ratings
Positive91.0%
Neutral4.1%
Negative4.9%
Written reviews32 reviews
Positive78.1%
Neutral6.3%
Negative15.6%

In-app purchases

None

Technology Readiness Levels

No in-app purchases

None

Limit

No in-app purchases

Questions

Is Technology Readiness Levels free?
Technology Readiness Levels is free to download, with no in-app purchases.
Is Limit free?
Limit is free to download, with no in-app purchases.
Which has better reviews, Technology Readiness Levels or Limit?
Technology Readiness Levels is rated higher. Technology Readiness Levels averages 5.0 out of 5 from 2 ratings, while Limit averages 4.6 from 245 ratings.
Do Technology Readiness Levels or Limit have ads?
Neither Technology Readiness Levels nor Limit shows ads.
Which is updated more often, Technology Readiness Levels or Limit?
Technology Readiness Levels ships an update every 8 months, and Limit every 6 weeks. Most recently, Technology Readiness Levels was updated on June 1, 2026 and Limit on September 30, 2026.

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