# ProtoThema HD vs SIGMALIVE

The clearest difference is in-app purchases: SIGMALIVE at none against ProtoThema HD's 10. SIGMALIVE also leads on update cadence (every 2 months vs every 8 months) and device support (3 vs 1). ProtoThema HD's advantage is ads (none vs shown). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. ProtoThema HD sells 10 in-app purchases, starting at $10.99 per 3 months. SIGMALIVE asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.4 for ProtoThema HD against 3.5 for SIGMALIVE. Both are backed by a comparable volume of ratings — 17 and 15 respectively. Written reviews are what separate them: 20% of ProtoThema HD's written reviews are positive against 25% of SIGMALIVE's.

ProtoThema HD ships an update every 8 months, SIGMALIVE every 2 months. The most recent releases landed on June 5, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | ProtoThema HD | SIGMALIVE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (17 ratings)](https://appshunter.io/ios/app/protothema-hd/id410051652/reviews) | **[3.5 (15 ratings)](https://appshunter.io/ios/app/sigmalive/id501663210/reviews)** |
| Number of ratings | **17** | 15 |
| Positive reviews | 20.0% of reviews | **25.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 21 MB | 45 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Proto Thema S.A.](https://appshunter.io/developer/410051655) | [SIGMA LIVE LTD](https://appshunter.io/developer/501663213) |

## What reviewers say

### ProtoThema HD

[App page](https://appshunter.io/ios/app/protothema-hd/id410051652)

Access the digital edition of a leading Greek newspaper on your iPad. Subscribe weekly or choose from various auto-renewable plans for continuous access to the latest news and articles.

**Highlights:** Digital newspaper edition, Weekly issue purchases, Auto-renewable subscriptions, 3, 6, and 12-month plans, iPad optimized

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Proto Thema HD Subscriptions | $10.99 | per 3 months |
| Proto Thema HD Subscriptions | $30.99 | per year |
| 17 April 2011 | $0.99 | one-time |
| 24 July 2011 | $0.99 | one-time |
| 31 July 2011 | $0.99 | one-time |
| 02 Oct 2011 | $0.99 | one-time |
| 11 September 2011 | $0.99 | one-time |
| 18 September 2011 | $0.99 | one-time |
| 25 September 2011 | $0.99 | one-time |
| 19 June 2011 | $1.99 | one-time |


### SIGMALIVE

[App page](https://appshunter.io/ios/app/sigmalive/id501663210)

This comprehensive portal from Cyprus delivers breaking news and diverse information 24/7. It features written articles, live streaming video, and audio content, powered by advanced technology and a global network of correspondents.

**Highlights:** Breaking news updates, Live streaming video, Live streaming audio, Global news coverage, Written articles, 24/7 information delivery

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

**In-app purchases:** none


## Frequently asked questions

### Is ProtoThema HD free?

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

### Is SIGMALIVE free?

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

### Which has better reviews, ProtoThema HD or SIGMALIVE?

SIGMALIVE is rated higher. ProtoThema HD averages 3.4 out of 5 from 17 ratings, while SIGMALIVE averages 3.5 from 15 ratings.

### Do ProtoThema HD or SIGMALIVE have ads?

SIGMALIVE shows ads; ProtoThema HD does not.

### Which is updated more often, ProtoThema HD or SIGMALIVE?

ProtoThema HD ships an update every 8 months, and SIGMALIVE every 2 months. Most recently, ProtoThema HD was updated on June 5, 2026 and SIGMALIVE on September 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*