Technology Readiness Levels vs Limit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- DoD and NASA TRL definitions
- Detailed descriptions for each TRL
- Supporting information (DoD)
- SETR Process alignment (DoD)
- Quick reference guide
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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!
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.
- 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
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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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
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.
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.
| Parameter | Technology Readiness Levels | Limit |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 4.6 (245 ratings) |
| Positive reviews | — | 78.1% of reviews |
| Number of ratings | 2 | 245 — better |
| Update frequency | Every 8 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 26.0 | 16.6 — better |
| Further details — not scored | ||
| Size | 1 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Russell Shannon | Eighty Percent Solutions |
Customer experience
Technology Readiness Levels
Limit
In-app purchases
Technology Readiness Levels
No in-app purchases
Limit
No in-app purchases
Questions
Is Technology Readiness Levels free?
Is Limit free?
Which has better reviews, Technology Readiness Levels or Limit?
Do Technology Readiness Levels or Limit have ads?
Which is updated more often, Technology Readiness Levels or Limit?
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