# The Quantified Self vs SMS Spam Armor

The clearest difference is review sentiment: SMS Spam Armor at 100% against The Quantified Self's 0%. SMS Spam Armor also leads on update cadence (every 11 days vs every 7 months). The Quantified Self's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. The Quantified Self sells 4 in-app purchases, starting at $1.99 per month and SMS Spam Armor sells 1 in-app purchase, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.

The Quantified Self ships an update every 7 months, SMS Spam Armor every 11 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | The Quantified Self | SMS Spam Armor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/sms-spam-armor/id6754305226/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 11 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 39 MB | 6 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jared Clifton-Lee](https://appshunter.io/developer/1649451005) | [Nitron Digital LLC](https://appshunter.io/developer/1844694436) |

## What reviewers say

### The Quantified Self

[App page](https://appshunter.io/ios/app/the-quantified-self/id6443804884)

This app helps you manage recurring tasks and habits, prioritizing them by urgency, due date, or importance. It offers automation based on location or NFC tags, performance tracking, and workload adjustment. Organize habits into projects and review your past activities.

**Highlights:** Recurring task management, Habit tracking (good and bad), Automation via location/NFC, Habit organization into projects, Performance tracking over time, Workload adjustment based on bandwidth

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Pro Quarterly | $5.49 | per 3 months |
| Pro Biannual | $10.49 | per 6 months |
| Pro Yearly | $20.49 | per year |


### SMS Spam Armor

[App page](https://appshunter.io/ios/app/sms-spam-armor/id6754305226)

This app offers robust protection against text message scams and phishing attempts by filtering unwanted messages directly on your device. It provides customizable blocking rules and multi-layered protection without collecting or processing your personal data.

**Highlights:** On-device message processing, Customizable blocking rules, Phone number blocking, Keyword and pattern recognition, Real-time filtering, Transparent operation logs

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SMS Spam Armor Pro Annual | $4.99 | per year |


## Frequently asked questions

### Is The Quantified Self free?

The Quantified Self is free to download, with in-app purchases available.

### Is SMS Spam Armor free?

SMS Spam Armor is free to download, with in-app purchases available.

### Do The Quantified Self or SMS Spam Armor have ads?

Neither The Quantified Self nor SMS Spam Armor shows ads.

### Which is updated more often, The Quantified Self or SMS Spam Armor?

The Quantified Self ships an update every 7 months, and SMS Spam Armor every 11 days. Most recently, The Quantified Self was updated on October 24, 2026 and SMS Spam Armor on October 24, 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.*