# ISIC vs Nuki Smart Lock

The clearest difference is review sentiment: Nuki Smart Lock at 90% against ISIC's 20%. Nuki Smart Lock also leads on monetization model (free vs free with in-app purchases) and rating (4.7 vs 4.4). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Nuki Smart Lock holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 104 and 514 respectively. Written reviews point the same way: 20% of ISIC's written reviews are positive against 90% of Nuki Smart Lock's.

ISIC ships an update every 5 weeks, Nuki Smart Lock every 3 weeks. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ISIC | Nuki Smart Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (104 ratings)](https://appshunter.io/ios/app/isic/id886109982/reviews) | **[4.7 (514 ratings)](https://appshunter.io/ios/app/nuki-smart-lock/id1044998081/reviews)** |
| Number of ratings | 104 | **514** |
| Positive reviews | 20.0% of reviews | **90.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 68 MB | 298 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [ISIC Association](https://appshunter.io/developer/1782863607) | [Nuki Home Solutions GmbH](https://appshunter.io/developer/966180578) |

## What reviewers say

### ISIC

[App page](https://appshunter.io/ios/app/isic/id886109982)

Access thousands of student offers and services globally with a digital student ID. Instantly prove your official student status and discover discounts worldwide, both at home and while traveling. This app is for students with an International Student Identity Card.

**Highlights:** Search thousands of global student offers, Redeem offers instantly, Verify student status with digital card, Browse and filter discounts by location, View nearby discounts on map, Save favorite discounts and get notifications

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Nuki Smart Lock

[App page](https://appshunter.io/ios/app/nuki-smart-lock/id1044998081)

Transform your smartphone into a secure digital key for your home. Grant and manage access for family and friends, and monitor who enters and when. Enjoy convenient features like automatic unlocking and locking, with easy DIY installation and smart home integration.

**Highlights:** Turn phone into a key, Share access permissions, Activity log, Auto Unlock/Lock, Night Mode, Smart Home integration, DIY installation

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 🔒 Secure
- 👍 Convenient features
- 🔑 Works with existing locks
- ⚙️ Customizable settings

**What reviewers complain about**

- 🐛 Occasional connectivity issues
- 🔋 Battery life concerns
- 🕰️ Slow response times
- 🤔 Confusing UI/UX

**Reported bugs**

- Unreliable geofencing
- Inconsistent unlock/lock functionality
- Buggy app updates

**Requested features**

- Improved battery status monitoring
- Customizable auto-lock/unlock timers
- Stronger HomeKit/Alexa integration
- Ability to create/share access codes


## Frequently asked questions

### Is ISIC free?

ISIC is free to download, with no in-app purchases.

### Is Nuki Smart Lock free?

Nuki Smart Lock is free to download, with no in-app purchases.

### Which has better reviews, ISIC or Nuki Smart Lock?

Nuki Smart Lock is rated higher. ISIC averages 4.4 out of 5 from 104 ratings, while Nuki Smart Lock averages 4.7 from 514 ratings.

### Do ISIC or Nuki Smart Lock have ads?

Neither ISIC nor Nuki Smart Lock shows ads.

### Which is updated more often, ISIC or Nuki Smart Lock?

ISIC ships an update every 5 weeks, and Nuki Smart Lock every 3 weeks. Most recently, ISIC was updated on October 13, 2026 and Nuki Smart Lock on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*