# Read library vs DocDiscover

The clearest difference is ads: Read library at none against DocDiscover's shown. Read library also leads on iOS requirement (11.0 vs 17.0). DocDiscover's advantage is update cadence (monthly vs every 4 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Read library sells 19 one-off in-app purchases and DocDiscover sells 3 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Read library ships an update every 4 months, DocDiscover monthly. The most recent releases landed on September 14, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Read library | DocDiscover |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Monthly** |
| Size | 19 MB | 51 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [N.D.D EIDIKES EKDOSEIS LTD](https://appshunter.io/developer/502309357) | [Kavindu Dissanayake](https://appshunter.io/developer/1574011899) |

## What reviewers say

### Read library

[App page](https://appshunter.io/ios/app/read-library/id763522088)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Γαστρονόμος 179 | $1.99 | one-time |
| Γαστρονόμος 180 | $1.99 | one-time |
| Νεφέλες και Σειρήνες | $3.99 | one-time |
| Δώρος Γεωργιάδης, | $4.99 | one-time |
| Καλημέρα Ήλιε | $6.99 | one-time |
| Μολυβιές | $6.99 | one-time |
| Το ζεϊπέκκικο της Ευδοξίας | $7.99 | one-time |
| Η ζηλιάρα αδερφούλα μου | $8.99 | one-time |
| Το πασίγνωστο μυστικό | $8.99 | one-time |
| Γκασταρμπάιτερ η οδυνηρή φυγή | $9.99 | one-time |
| Γκασταρμπάιντερ,η οδυνηρή φυγή | $9.99 | one-time |
| Τα Πιβικόλια | $9.99 | one-time |
| Με τα μάτια του σκύλου | $9.99 | one-time |
| Τρία λεπτά με τον Θεό | $9.99 | one-time |
| Μια φορά τζ' έναν τζαιρόν | $11.99 | one-time |
| Κέικ Γεωγραφίας | $12.99 | one-time |
| Εσύ για σένα | $14.99 | one-time |
| The bridge of fire | $14.99 | one-time |
| Σαν εφιάλτης | $14.99 | one-time |


### DocDiscover

[App page](https://appshunter.io/ios/app/docdiscover-document-scanner/id6478221146)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Doc Discover  Monthly | $5.99 | per month |
| Doc Discover Premium | $19.99 | per year |
| DocDiscover Premium | $49.99 | one-time |


## Frequently asked questions

### Is Read library free?

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

### Is DocDiscover free?

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

### Do Read library or DocDiscover have ads?

DocDiscover shows ads; Read library does not.

### Which is updated more often, Read library or DocDiscover?

Read library ships an update every 4 months, and DocDiscover monthly. Most recently, Read library was updated on September 14, 2026 and DocDiscover on September 8, 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.*