GLOSSO · THE BLOCKER THAT TEACHES

Reduce Your Screen Time — A Method That Actually Works

I'm Glosso, a little creature that eats your screen time. Most of my humans cut 1-2 hours a day from their phone in 2 weeks. I don't shame you into putting your phone down — I lock your most addictive apps behind a short vocab session (1 minute is enough) that you'll actually feel good about feeding me.

  • Cut 1-2 hours of daily screen time in under 3 weeks
  • Replace mindless scrolling with language progress
  • Science-backed: spaced repetition + choice architecture
Download free

Free · No ads · Uses Apple Screen Time API

9 languages available

FrenchEnglishSpanishItalianGermanPortugueseArabicJapaneseKorean

Why screen time reminders don't actually reduce screen time

iOS already shows you your screen time. So does every screen-time app on the market. And yet, average daily screen time has gone up every year since the iPhone was launched. Knowing you spent 4 hours on Instagram yesterday doesn't stop you from spending 4 hours on it today.

The reason is simple: screen time isn't a data problem, it's an incentive problem. Instagram, TikTok and X deliver immediate dopamine on every scroll. Closing the app delivers… nothing. Any tool that just says "stop" is asking you to exchange a real reward for the absence of a reward. That's a trade your brain won't make.

To actually reduce screen time, you need a better reward on the other side of the friction. That's what Glosso provides.

−1 to −2h
screen time / day
9
languages available
1 min
a day is enough
Free
no ads, no subscription

How Glosso reduces screen time — without willpower

Glosso isn't a timer. It's a little creature that lives in your iPhone and puts a short vocab session between you and your most distracting apps. Open Instagram, TikTok, X, YouTube or any other app you've designated, and Glosso shows you a quick language drill first — as short as 1 minute, your call. Finish it — feed it — and the app unlocks for your use.

Two things happen over the first weeks. First, the friction itself cuts a lot of your unconscious opens — you pick up the phone expecting instant scroll, see a vocab drill, and put the phone back down 30% of the time. Second, the sessions you do complete give you real progress in a language, which creates a genuine alternative reward to scrolling.

Screen Time API enforcement

Blocks are enforced at the iOS level — the same way parental controls work. No tap-through, no skip button.

Per-app control

Keep WhatsApp and calls available while blocking Instagram, TikTok and X. You decide exactly which apps need a key.

Spaced repetition learning

The unlock sessions use an SRS algorithm — the same technique Anki and memory researchers use. Long-term retention, not flashcards.

A tamagotchi that keeps you honest

Glosso evolves across 4 stages and 13 collectibles as you feed it. Breaking your streak makes it wait. It's the emotional hook that makes the habit stick, not the streak counter.

3 steps to reduce your screen time

  1. Identify your worst apps

    Open iOS Screen Time and look at your top 5 most-used apps. These are the ones Glosso will lock behind your daily session.

  2. Set a realistic daily session

    1 minute a day is plenty to start. You can always bump it up, but starting too ambitious is the #1 reason people quit screen-time apps.

  3. Open a blocked app to unlock

    When you try to open a locked app, Glosso launches a quick vocab drill. Finish it, the app opens. Don't finish it, the app stays closed.

They took back control
Honestly, it's genius. It cuts me off cold in my scroll to make me work on my Spanish. Best app to stop wasting time!
Morgane Yuna · App Store review · March 7, 2026
Finally a useful app. I'd been looking for ages for a blocker that's both useful and fun. It's great!
Clothildeed · App Store review · March 5, 2026
The vocabulary toll… a bit annoying at first but honestly it works, a minute here, a minute there, and I'm learning my Spanish vocab, it's nice.
maatthieu15 · App Store review · March 11, 2026

Glosso vs. built-in Screen Time and screen-time apps

iOS Screen Time (built into your phone) is easy to disable: it asks politely, then lets you tap "Ignore Limit". Screen-time apps like Opal, One Sec or ScreenZen rely on similar soft-friction mechanics — a breathing exercise, a delay, a "locked" mode you can exit. None of them give you a reason to actually complete the friction instead of bypassing it.

Glosso is the only screen-time reduction app built around **productive friction**: the thing that stands between you and Instagram is not a 10-second breath, it's a short vocab session in a language you're learning — pick 1, 3, 5 or 10 minutes. The friction is meaningful, so you're incentivized to complete it rather than skip it. And because it's built on Apple's Screen Time API, skipping isn't a simple tap anyway.

After 30 days, most Glosso users report screen time reduction of 1-2 hours daily **plus** a tangible language streak. Pure screen-time apps, at best, give you just the first half of that.

 GlossoOpaliOS Screen Timeone sec
Blocks at the iOS level✓ (VPN)
Teaches you a skill
Hard to tap through✗ (Ignore)
Living character to care for

FAQ

How much screen time can Glosso actually reduce?

Based on user feedback, typical reductions are between 1 and 2 hours per day within the first 2-3 weeks. The biggest drops happen on the apps you explicitly block — if you block Instagram and TikTok, the hours you would have spent there largely disappear from your daily screen time total. Whether those hours move entirely to learning or to other activities depends on you.

Does Glosso work with iOS Screen Time?

Yes — Glosso is built on top of Apple's Screen Time and Family Controls APIs, which is the same system behind iOS Screen Time itself. You don't need to configure iOS Screen Time separately; Glosso handles the enforcement. If you have Screen Time limits already set, they work alongside Glosso (the stricter limit wins).

Can I reduce screen time without blocking apps completely?

Yes. Glosso doesn't block apps permanently — it gates them behind your daily session. Once you complete the session, your apps unlock for the rest of the day. So you still get Instagram or TikTok, just after a small investment in something productive. That's often enough to cut the mindless opens that make up most screen time.

How long does it take to see screen time drop?

Most users see a visible drop in their weekly iOS Screen Time report within the first 7 days, with the full effect (1-2h less per day) settling in by week 3-4. The initial week is mostly about getting used to the new friction and calibrating which apps to lock.

How much does Glosso cost?

Glosso is free on iOS, with full access to the screen-time reduction features — app blocking, daily sessions, progress tracking, 9 languages. A paid plan may come later, but there's nothing to pay right now. No ads, no data tracking.

What if I need to urgently access a blocked app?

Finish your vocab session — as short as 1 minute if you picked the shortest option. That's by design — if there was an easy override, most people would use it every time, and the screen-time reduction wouldn't happen. For genuinely urgent needs (calls, emergency messaging), those apps should simply not be on your blocked list.

Stop looking at your screen time report. Do something about it.

Install Glosso free on the App Store, pick the apps eating your day, and turn that lost time into a daily language win.

Download free

Free · No ads · Uses Apple Screen Time API