Most families have at least one box of this: prints from before digital cameras, a carousel of slides from a projector nobody owns anymore, a manila envelope of negatives from a drugstore photo counter that closed decades ago. Digitizing it isn't complicated, but there are a few decisions early on — which method, what resolution, what format — that are much easier to get right the first time than to redo later. Here's a practical walkthrough of all three.
Three real paths, and when each one makes sense
Flatbed scanner
Best middle ground of quality and cost for loose prints. Slower, better results.
Phone scanning app
Fastest option for prints. Lower fidelity — fine for sharing, not for the archival copy.
Mail-in / photo-shop service
Best for slides, negatives, and large batches that need dedicated equipment.
A flatbed scanner you own or can borrow
For loose prints, a flatbed scanner is the best middle ground most people have access to. Quality is meaningfully better than a phone camera — even a modest consumer scanner captures more consistent detail and color than a photo of a photo — and the cost is either zero, if you already own one or can borrow one from a library or a relative, or the price of a basic used unit. The tradeoff is time: scanning one print at a time is slow work, which is the main reason people put this project off. It's genuinely worth the time for anything you'd call irreplaceable.
A phone scanning app for loose prints
The built-in scanning tools on iOS and Android (or a dedicated scanning app) can digitize a stack of prints fast — point, shoot, done, no hardware needed beyond the phone already in your pocket. That speed comes at a real cost to fidelity: you're limited by the phone's camera, ambient lighting, and glare off the print's surface, and results are noticeably softer than a flatbed scan. This path is fine for a quick share in a family group chat or a one-off post. It's not the version you want to be the permanent archival copy of a print you can't get back.
A mail-in or local photo-shop scanning service
For slides and negatives specifically, and for large batches of prints where doing it yourself would take weeks, a scanning service is usually the right call. This is less about convenience and more about equipment: negatives and slides need a light source shone through the film from behind, plus software built to invert and color-correct the result — capabilities a standard flatbed scanner typically doesn't have. Photo shops and mail-in services have dedicated film scanners built for exactly this, and for a box of decades-old slides, that's usually a better and faster outcome than trying to improvise your own setup.
Resolution: how much detail to capture
For standard prints, 600 DPI is a reasonable general-purpose target — enough resolution to crop in or print larger later without obvious quality loss, without producing files so enormous they're a pain to store and back up. For slides and negatives, aim considerably higher, typically in the 2400–4800 DPI range, because the physical original is so much smaller than a print; you're pulling detail out of a much smaller piece of film, so it needs more resolution to capture the same amount of real information.
The general rule: scan at the highest resolution you're comfortable storing, because rescanning later means digging the physical originals back out — and for some of them, handling them again is itself a small risk. Get it right the first time.
File format: don't over-compress
Two reasonable choices, depending on how much you value having a perfect archival master versus manageable file sizes:
- TIFF — lossless, no compression artifacts, the closest thing to an exact digital copy of what the scanner captured. Files are large, but if you only ever want to do this once, TIFF is the safer default for anything irreplaceable.
- High-quality JPEG — a reasonable middle ground for most families, as long as you use minimal compression. The mistake to avoid is saving at a low-quality JPEG setting to save space; heavy compression throws away real detail permanently, and once it's gone, rescanning is the only way to get it back.
What to do with the physical originals afterward
A common assumption is that once something's scanned, the print or slide should get thrown away to save space. That's a personal call, not an obligation, and it's worth being honest and neutral about it: digitizing a photo doesn't require disposing of the original, and plenty of people reasonably want to keep the physical copies regardless of whether a digital version also exists.
What a good scan does change is the stakes. Before scanning, a damaged or lost print is often the only copy of that moment that will ever exist. After a careful scan that's actually backed up somewhere, the physical print is no longer the sole copy — so a house fire, a flood, or just decades of fading matters much less than it used to. That reduction in risk is the real benefit, independent of whatever you decide to do with the box of prints sitting in the closet.
Where the digitized files go next
Once you have digital files — whether from a scanner, a phone app, or a service that mailed them back on a USB drive — they should join the rest of your family's photo archive using the same folder structure as everything else, not sit in a separate "scanned" folder forever. A dated folder like 1987/1987-06 Grandma's Slides keeps them findable alongside photos from every other decade, digital or not. We cover the full system for that in our guide to organizing decades of family photos.
Once digitized prints join the rest of a large archive, they're subject to the same backup rules as every other file in it — a scan is only as safe as the drive it lives on. If you haven't set up a real backup plan for your photo archive, our iPhone photo backup guide covers the same 3-2-1 principle that applies here.
FAQ
What resolution should I scan old photos at?
600 DPI is a solid general target for standard prints — enough detail to crop or print larger later without regret, without files that are unwieldy to store. For slides and negatives, go higher, typically 2400–4800 DPI, since you're extracting far more detail from a much smaller piece of film.
Should I use a scanner or my phone?
A flatbed scanner gives better, more consistent quality and is worth it for anything you consider archival. A phone scanning app is faster and good enough for casual sharing, but it's a lower-fidelity result — fine for a group chat, not the version you want as the permanent digital record.
Can I digitize slides and negatives myself?
A basic flatbed scanner usually isn't built to do this well — negatives and slides need a light source behind the film and dedicated software that most flatbeds lack. A dedicated film scanner can do it yourself, but a mail-in or local photo-shop scanning service is the more practical option for most people.
Should I throw away the prints after scanning?
That's a personal call, not an obligation — digitizing doesn't require disposing of the original. What a good, backed-up scan does change is the stakes: the print is no longer the only copy, so losing or damaging it later is a much smaller risk than before.
What file format should I save scans as?
TIFF if you want a lossless archival master and don't mind larger files. High-quality JPEG with minimal compression is a reasonable middle ground for most families — just avoid heavy compression settings, which throw away detail you can't get back later.