# FreePhone.io vs Spark Builder Admin

The clearest difference is in-app purchases: Spark Builder Admin at none against FreePhone.io's 16. Spark Builder Admin also leads on ads (none vs shown). FreePhone.io's advantage is device support (3 vs 1). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. FreePhone.io sells 16 one-off in-app purchases. Spark Builder Admin asks for nothing beyond the download.

FreePhone.io ships an update fortnightly, Spark Builder Admin every 9 days. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | FreePhone.io | Spark Builder Admin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (14 ratings)](https://appshunter.io/ios/app/freephoneio-temporary-number/id6505093737/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 27.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 83 MB | 45 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Firefly Tech](https://appshunter.io/developer/1723741030) | [Gitspark Technologies, LLC](https://appshunter.io/developer/1669355905) |

## What reviewers say

### FreePhone.io

[App page](https://appshunter.io/ios/app/freephoneio-temporary-number/id6505093737)

Receive SMS online instantly with a temporary phone number. Protect your privacy by using disposable numbers for app sign-ups and OTP verification without revealing your real number.

**Highlights:** Free temporary U.S. or Canadian phone numbers, Instant SMS delivery for verification codes, No registration or SIM card required, Use for social media, shopping, and app testing, Privacy protection and spam avoidance, Intuitive interface for easy use

**Features:** macOS Compatibility

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ads Free Experience | $2.99 | one-time |
| 6 FreePhone Credits | $5.99 | one-time |
| Freephone 6 credits | $7.99 | one-time |
| Freephone 6 credits | $8.99 | one-time |
| 10 Credits - 1 Months | $9.99 | one-time |
| freephone_18_dollar_credit | $17.99 | one-time |
| Freephone 18 credits | $19.99 | one-time |
| Freephone 30 credits | $24.99 | one-time |
| freephone_30_dollar_credit | $29.99 | one-time |
| freephone_35_dollar_credit | $34.99 | one-time |
| Freephone 30 credits | $39.99 | one-time |
| 60 credits - 6 months | $44.99 | one-time |
| Freephone 50 credits | $49.99 | one-time |
| freephone_60_dollar_credit | $59.99 | one-time |
| freephone_70_dollar_credit | $69.99 | one-time |
| 120 credits - 1 year | $79.99 | one-time |


### Spark Builder Admin

[App page](https://appshunter.io/ios/app/spark-builder-admin/id6740566824)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FreePhone.io free?

FreePhone.io is free to download, with in-app purchases available.

### Is Spark Builder Admin free?

Spark Builder Admin is free to download, with no in-app purchases.

### Do FreePhone.io or Spark Builder Admin have ads?

FreePhone.io shows ads; Spark Builder Admin does not.

### Which is updated more often, FreePhone.io or Spark Builder Admin?

FreePhone.io ships an update fortnightly, and Spark Builder Admin every 9 days. Most recently, FreePhone.io was updated on October 7, 2026 and Spark Builder Admin on October 13, 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.*