# Survey C vs SpecPad

Survey C and SpecPad are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Survey C sells 1 one-off in-app purchase and SpecPad sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Survey C ships an update weekly, SpecPad every 10 days. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Survey C | SpecPad |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Size | 5 MB | 19 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [Ngoc Tung Nguyen](https://appshunter.io/developer/1123458177) | [John Steinmetz](https://appshunter.io/developer/1881750415) |

## What reviewers say

### Survey C

[App page](https://appshunter.io/ios/app/survey-c-plus-autocad-export/id6756013455)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $200.00 | one-time |


### SpecPad

[App page](https://appshunter.io/ios/app/specpad/id6787570085)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SpecPad Pro - Monthly | $2.99 | per month |
| SpecPad Pro - Yearly | $17.99 | per year |
| SpecPad Pro - Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Survey C free?

Survey C is free to download, with in-app purchases available.

### Is SpecPad free?

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

### Do Survey C or SpecPad have ads?

Neither Survey C nor SpecPad shows ads.

### Which is updated more often, Survey C or SpecPad?

Survey C ships an update weekly, and SpecPad every 10 days. Most recently, Survey C was updated on October 7, 2026 and SpecPad 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.*