SyncUp vs Printo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SyncUp
This open-source client enables peer-to-peer file synchronization between your iOS device and other Syncthing nodes. It allows direct, end-to-end encrypted transfers between your own devices without relying on third-party servers.
- QR code device pairing
- Folder sharing controls
- Live status updates
- Per-folder pause/resume
- End-to-end encryption
- Open-source
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SyncUp is an open-source client for the Syncthing protocol. A peer-to-peer file synchronization protocol that has been around since 2014. If you already run a Syncthing node on your computer, NAS, or home server, SyncUp lets your iPhone join the same network of devices and keep selected folders in sync. All transfers happen directly between devices you own, end-to-end encrypted with TLS 1.3. This app does not host or store your files on any third-party server. It connects only to peers you have explicitly authorized. FEATURES • QR code device pairing -> scan a peer's code or display your own. The 56-character device ID never has to be typed by hand. • Folder sharing controls -> accept, ignore, or auto-accept folder offers from peers you trust. • Live status -> folder progress, peer connection state, and incoming offers update in near real time. • Per-folder pause and resume from Settings. HOW SYNC WORKS ON IOS iOS reserves continuous background execution for a small set of app categories that SyncUp does not belong to. Sync runs in the foreground whenever the app is open, and SyncUp also registers two background tasks that the system schedules opportunistically, typically a short window or two per day, with the exact timing controlled by iOS. For an always-online node, run a Syncthing instance on a computer or home server that stays powered on. Your iPhone reconciles against it whenever it next runs. OPEN SOURCE SyncUp is licensed under MPL-2.0. The Syncthing daemon is embedded in-process and the full source code is available on GitHub. REQUIREMENTS You will need at least one other device running Syncthing (on macOS, Windows, Linux, Android, or another iOS device with this app) for SyncUp to be useful. Visit syncthing.net to learn more about the protocol.
Printo
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Printo.kz is a quick printing service that lets you order document printing directly from your phone. Upload files, choose print options, and get your documents ready without queues or unnecessary hassle. Features: Upload documents from your phone Choose print type (black & white or color) Set paper format and number of copies Instant price calculation Order status tracking Easy pickup Save time — no need to visit copy centers or wait in line.
Screenshots
Verdict
SyncUp and Printo 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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SyncUp ships an update monthly, Printo every 2 months. The most recent releases landed on September 23, 2026 and September 18, 2026 respectively.
| Parameter | SyncUp | Printo |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 42 MB | 26 MB |
| Age rating | 4+ | 17+ |
| Developer | Siddarth Ruchir Kumar | Ilya Fedorov |
In-app purchases
SyncUp
No in-app purchases
Printo
No in-app purchases





