# John Libbey journals vs CoLo

The clearest difference is in-app purchases: CoLo at none against John Libbey journals's 10. CoLo also leads on update cadence (every 3 weeks vs every 5 months). John Libbey journals's advantage is iOS requirement (10.3 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. John Libbey journals sells 10 one-off in-app purchases. CoLo asks for nothing beyond the download.

John Libbey journals ships an update every 5 months, CoLo every 3 weeks. The most recent releases landed on September 30, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | John Libbey journals | CoLo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Size | 39 MB | 24 MB |
| Requires iOS | **10.3** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [John Libbey Eurotext](https://appshunter.io/developer/503890972) | [Anamorphik Studio](https://appshunter.io/developer/441920730) |

## What reviewers say

### John Libbey journals

[App page](https://appshunter.io/ios/app/john-libbey-journals/id1455817360)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Médecine et Santé Tropicales | $39.99 | one-time |
| Néphrologie & Thérapeutique | $39.99 | one-time |
| Sang Thrombose Vaisseaux | $48.99 | one-time |
| Virologie | $49.99 | one-time |
| Parution élec CS Médecine Thér | $49.99 | one-time |
| Revue de Neuropsychologie | $54.99 | one-time |
| Sciences Sociales et Santé | $54.99 | one-time |
| Parution élec Sexologies | $59.99 | one-time |
| L'Orthodontie Française | $69.99 | one-time |
| Med Thérapeutique / pédiatrie | $74.99 | one-time |


### CoLo

[App page](https://appshunter.io/ios/app/colo-id/id6760033362)

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

**In-app purchases:** none


## Frequently asked questions

### Is John Libbey journals free?

John Libbey journals is free to download, with in-app purchases available.

### Is CoLo free?

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

### Do John Libbey journals or CoLo have ads?

Neither John Libbey journals nor CoLo shows ads.

### Which is updated more often, John Libbey journals or CoLo?

John Libbey journals ships an update every 5 months, and CoLo every 3 weeks. Most recently, John Libbey journals was updated on September 30, 2026 and CoLo on October 14, 2026.

---

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