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Best Data Backup Apps for iPhone (2026)

11 apps ranked S through F · · Ranked by AppTierList, computed, never sold · JSON

Dropbox: Cloud Storage Backup is the top-ranked of 11 data backup apps on iPhone, at S tier with 4.8/5 from 919,885 ratings.

  1. 1
    Free + IAP · ★ 4.8 · 919,885 ratings · score 99
  2. 2
    Free + IAP · ★ 4.3 · 18,924 ratings · score 90
  3. 3
    Free download · ★ 4.5 · 10,055 ratings · score 89
  4. 4
    Free download · ★ 4.6 · 3,808 ratings · score 89
  5. 5
    $2.99 · ★ 4.7 · 8,827 ratings · score 88

What belongs in this list

Save a copy of phone data so it can be restored later.

Not here: A data transfer tool alone; A cloud storage drive alone; A photo-only backup alone; A data usage tracker alone; A file manager alone

How we pick

For this list we ask the App Store the same searches a person would, in several countries, and keep every app it returns. A model reads each app's listing and rejects the ones that only mention the use case. Every app that stays is scored out of 100 from four parts, each 0 to 100 and averaged with no weights: its App Store rating, how many people rated it, where the App Store itself ranks it for this list's searches, and how recently its current version shipped. An app showing Apple's Editors' Choice badge gets a fifth part of 100, which can only lift its score. Tiers follow fixed score bands: S from 90, A from 80, B from 70, C from 60, D from 50, F below. The list's leader is S if it scores 80 or more. On a list of 20 or more ranked apps, a tier from S to D takes in new apps only up to a quarter of the top 40: an app pushed out of a full tier falls to the next tier with room, and F takes the rest. An app already in a tier keeps its place while the tier is at most 2 apps over a quarter; past that, only the apps over that margin go down, lowest score first. Equal scores share a tier, and no app has a better tier than an app ranked above it. An app keeps its tier until its score passes the band edge by more than 1 point, or a full tier or the order above moves it. Only the top 40 of a list get a tier. Read the full method →

Compare every app

  1. 1
    Free + IAP · ★ 4.8 · 919,885 ratings · score 99 · best in class
  2. 2
    Free + IAP · ★ 4.3 · 18,924 ratings · score 90 · excellent
  3. 3
    Free download · ★ 4.5 · 10,055 ratings · score 89 · excellent
  4. 4
    Free download · ★ 4.6 · 3,808 ratings · score 89 · excellent
  5. 5
    $2.99 · ★ 4.7 · 8,827 ratings · score 88 · excellent
  6. 6
    Free + IAP · ★ 4.3 · 4,960 ratings · score 87 · excellent
  7. 7
    Free download · ★ 4.8 · 10,595 ratings · score 80 · good
  8. 8
    Free + IAP · ★ 4.6 · 3,720 ratings · score 78 · good
  9. 9
    Free download · ★ 4.9 · 7,582 ratings · score 69 · situational · provisional
  10. 10
    Free download · ★ 4.6 · 8,631 ratings · score 68 · situational
  11. 11
    Free download · ★ 4.7 · 7,424 ratings · score 67 · situational

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Questions people ask

What is the best data backup app for iPhone?
Dropbox: Cloud Storage Backup, S tier, ranked #1 of 11, rated 4.8 by 919,885 people.
Which data backup apps are free?
10 of 11 are free to download: Dropbox: Cloud Storage Backup (S), TeraBox: 1TB Cloud & AI Space (A), My Contacts Backup (A), WA Chat Backup Deleted Restore (A) and more. 4 of them sell in-app purchases.
Which data backup app has the best App Store rating?
Picture Keeper Connect at 4.9 from 7,582 ratings.
How many data backup apps reach S or A tier?
6 of 11. Tiers follow fixed score bands: S from 90, A from 80, B from 70, C from 60, D from 50, F below. The list's leader is S if it scores 80 or more. On a list of 20 or more ranked apps, a tier from S to D takes in new apps only up to a quarter of the top 40: an app pushed out of a full tier falls to the next tier with room, and F takes the rest. An app already in a tier keeps its place while the tier is at most 2 apps over a quarter; past that, only the apps over that margin go down, lowest score first. Equal scores share a tier, and no app has a better tier than an app ranked above it. An app keeps its tier until its score passes the band edge by more than 1 point, or a full tier or the order above moves it. Only the top 40 of a list get a tier.

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