# Spark vs APRS Tracker Digi iGate

The clearest difference is in-app purchases: APRS Tracker Digi iGate at none against Spark's 4. APRS Tracker Digi iGate also leads on update cadence (every 2 days vs every 9 days). Spark's advantage is iOS requirement (15.1 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Spark sells 4 in-app purchases, starting at $14.99 per 3 months. APRS Tracker Digi iGate asks for nothing beyond the download.

Spark ships an update every 9 days, APRS Tracker Digi iGate every 2 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Spark | APRS Tracker Digi iGate |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 2 days** |
| Size | 35 MB | 4 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [carlos sodre](https://appshunter.io/developer/6781477163) | [Ricardo Aurelio Seco](https://appshunter.io/developer/1753302434) |

## What reviewers say

### Spark

[App page](https://appshunter.io/ios/app/spark-warm-up-before-writing/id6781477161)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited warm-up quarterly | $14.99 | per 3 months |
| Welcome pack | $0.99 | one-time |
| 15 Warm-ups pack | $4.99 | one-time |
| 30 Warm-ups pack | $9.99 | one-time |


### APRS Tracker Digi iGate

[App page](https://appshunter.io/ios/app/aprs-tracker-digi-igate/id6787227707)

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

**In-app purchases:** none


## Frequently asked questions

### Is Spark free?

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

### Is APRS Tracker Digi iGate free?

APRS Tracker Digi iGate is free to download, with no in-app purchases.

### Do Spark or APRS Tracker Digi iGate have ads?

Neither Spark nor APRS Tracker Digi iGate shows ads.

### Which is updated more often, Spark or APRS Tracker Digi iGate?

Spark ships an update every 9 days, and APRS Tracker Digi iGate every 2 days. Most recently, Spark was updated on October 31, 2026 and APRS Tracker Digi iGate on October 31, 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.*