# Glow OTP vs Stop Calling

The clearest difference is in-app purchases: Glow OTP at none against Stop Calling's 2. Glow OTP also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.6). Stop Calling's advantage is update cadence (every 6 days vs every 26 months). On price and ads there is nothing between them.

Both are free to download. Stop Calling sells 2 in-app purchases, starting at $0.99 per month. Glow OTP asks for nothing beyond the download.

Glow OTP ships an update every 26 months, Stop Calling every 6 days. The most recent releases landed on October 19, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Glow OTP | Stop Calling |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/stop-calling/id1223417298/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 38.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 13 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Československá obchodní banka, a.s.](https://appshunter.io/developer/479852418) | [Miroslav Baudys](https://appshunter.io/developer/1065339489) |

## What reviewers say

### Glow OTP

[App page](https://appshunter.io/ios/app/glow-otp/id900400191)

**In-app purchases:** none


### Stop Calling

[App page](https://appshunter.io/ios/app/stop-calling/id1223417298)

Identify unknown callers and protect yourself from fraudulent or annoying calls. See descriptions of incoming calls, such as "Financial Services" or "Telemarketing," directly on your screen. The database of suspicious numbers is constantly updated.

**Highlights:** Caller identification, Spam call blocking, Real-time call descriptions, Updated database of suspicious numbers, Protection from fraudulent calls

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee every month | $0.99 | per month |
| Buy me a coffee | $1.99 | one-time |


## Frequently asked questions

### Is Glow OTP free?

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

### Is Stop Calling free?

Stop Calling is free to download, with in-app purchases available.

### Do Glow OTP or Stop Calling have ads?

Neither Glow OTP nor Stop Calling shows ads.

### Which is updated more often, Glow OTP or Stop Calling?

Glow OTP ships an update every 26 months, and Stop Calling every 6 days. Most recently, Glow OTP was updated on October 19, 2026 and Stop Calling 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.*